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STV7710 Dataheets PDF



Part Number STV7710
Manufacturers ST Microelectronics
Logo ST Microelectronics
Description Vacuum Fluorescent Display (VFD) Driver
Datasheet STV7710 DatasheetSTV7710 Datasheet (PDF)

STV7710 Vaccum fluorescent display (VFD) driver Features Figure 1. Block diagram ■ 96 outputs VFD driver ■ 90 V absolute maximum supply CLK F/R TEST ■ 3.3V/5V compatible logic ■ -40/30mA source/sink output MOS DATA_A 96bit Shift register DATA_B ■ -50/50mA source/sink output diode P1 P96 ■ 1-bit data bus (40 MHz) ) ■ BCD process t(s ■ Packaging: die form uc Description rod STV7710 is a driver for vacuum fluorescent P display (VFD) designed in the ST proprietary BCD te high voltage te.

  STV7710   STV7710


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STV7710 Vaccum fluorescent display (VFD) driver Features Figure 1. Block diagram ■ 96 outputs VFD driver ■ 90 V absolute maximum supply CLK F/R TEST ■ 3.3V/5V compatible logic ■ -40/30mA source/sink output MOS DATA_A 96bit Shift register DATA_B ■ -50/50mA source/sink output diode P1 P96 ■ 1-bit data bus (40 MHz) ) ■ BCD process t(s ■ Packaging: die form uc Description rod STV7710 is a driver for vacuum fluorescent P display (VFD) designed in the ST proprietary BCD te high voltage technology. Using a 1 bit wide data bus, it can control 96 high current & high voltage le outputs. The STV7710 is supplied with a so separated 70V power output supply. All command b inputs are CMOS and 3.3V logic levels Obsolete Product(s) - O compatible. STB POC BLK Latch Q1 Q2 Q95 Q96 && & & && & & STV7710 VSSLOG VSSSUB VCC VSSP OUT1 OUT96 VPP July 2007 Rev 3 1/21 www.st.com 21 Contents Contents STV7710 1 Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2 Die pin assignment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 3 Mechanical specification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 3.1 Alignment marks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 3.2 Pads specification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 4 Circuit description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 4.1 Pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 ) 4.2 Data bus configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 t(s 4.3 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 duc 5 Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Pro 6 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 lete 7 AC timing requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Obso 8 AC timing characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 t(s) - 9 Input/ouput schematics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 uc 10 Thermal characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Prod 11 Ordering information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Obsolete 12 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 2/21 STV7710 1 Block diagram Figure 2. STV7710 block diagram CLK Block diagram F/R TEST DATA_A 96bit Shift register P1 P96 DATA_B te Product(s) STB bsole POC Product(s) - O BLK Latch Q1 Q2 Q95 Q96 && & & && & & STV7710 VSSLOG VSSSUB VCC Obsolete VSSP OUT1 OUT96 VPP 3/21 Die pin assignment 2 Die pin assignment Figure 3. Die pin assignment 2.07 STV7710 OUT54 OUT43 OUT55 OUT56 OUT57 OUT42 OUT41 OUT40 roduct(s) y lete P 0/0 x 5.89 lete Product(s) - Obso OUT95 OUT96 o VPP s VPP b VSSP O VSSP OUT2 OUT1 VPP VPP VSSP VSSP VSSLOG TEST VSSSUB DATA_B DATA_A BLK STB VCC POC F/R CLK VSSLOG 4/21 STV7710 3 Mechanical specification 3.1 Alignment marks Figure 4. Alignment marks min. 0.35 min 0.1 0.25 Mechanical specification Patterning restricted area min. 0.35 min 0.1 0.25 0.15 t(s) 0.15 Obsolete Product(s) - Obsolete Produc 3.2 Pads specification The reference is the centre of the die (x=0, y=0) Table 1. Top side from left to right Name Centre: X OUT54 OUT53 OUT52 OUT51 OUT50 OUT49 OUT48 OUT47 OUT46 OUT45 -773.67 -670.48 -567.29 -464.1 -360.91 -257.72 -154.53 -51.34 51.85 155.04 Centre: Y 2796.11 2796.11 2796.11 2796.11 2796.11 2796.11 2796.11 2796.11 2796.11 2796.11 Size: x 76.00 76.00 76.00 76.00 76.00 76.00 76.00 76.00 76.00 76.00 SIze: y 92.00 92.00 92.00 92.00 92.00 92.00 92.00 92.00 92.00 92.00 OUT44 258.23 2796.11 76.00 92.00 OUT43 361.42 2796.11 76.00 92.00 5/21 Mechanical specification STV7710 Table 2. Bottom side from right to left Name Centre: X Centre: Y Size: x SIze: y VSSLOG 771.63 -2802.23 76.00 92.00 CLK 669.54 -2802.23 76.00 92.00 F/R POC 566.35 463.16 -2802.23 -2802.23 76.00 76.00 92.00 92.00 VCC 359.97 -2802.23 76.00 92.00 STB 257.63 -2802.23 76.00 92.00 BLK 154.44 -2802.23 76.00 92.00 DATA_A DATA_B 51.25 -119.85 -2802.23 -2802.23 76.00 76.00 92.00 92.00 VSSSUB -567.88 -2802.23 76.00 92.00 TEST ) VSSLOG -669.54 -771.63 -2802.23 -2802.23 ct(s Table 3. Right side from top to bottom u Name Centre: X Centre: Y rod OUT42 887.61 2050.11 P OUT41 te OUT40 887.61 887.61 1946.92 1843.73 le OUT39 887.


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