TC850

TC850 15-Bit, Fast Integrating CMOS A/D Converter Features: 15-bit Resolution Plus Sign Bit Up to 40 Conversions per Second Integrating ADC Technique: - Monotonic - High Noise Immunity - Auto-Zeroed Amplifiers Eliminate Offset Trimming Wide Dynamic Range: 96 dB Low Input Bias Current: 30 pA Low Input Noise: 30 VP-P Sensitivity: 100 V Flexible Operational Control Continuous or On Demand Conversions Data Valid Output Bus Compatible, 3-State Data Outputs: - 8-Bit Data Bus - Simple P Interface - Two Chip Enables - Read ADC Result Like Memory ± 5V Power Supply Operation: 20 m 40-Pin Dual-in-Line or 44-Pin PLCC Packages Applications: Precision Analog Signal Processor Precision Sensor Interface High Accuracy DC Measurements Device Selection Table Part Number Package TC850CPL TC850IJL TC850CLW TC850ILW 40-Pin PDIP 40-Pin CERDIP 44-Pin PLCC 44-Pin PLCC Temperature Range 0C to +70C -25C to +85C 0C to +70C -25C to +85C Package Types 40-Pin PDIP/CERDIP CS 1 CE 2 WR 3 RD 4 CONT/DEMAND 5 OVR/POL 6 L/H 7 DB7 8 DB6 9 DB5 10 DB4 11 DB3 12 DB2 13 DB1 14 DB0 15 BUSY 16 OSC1 17 OSC2 18 TEST 19 DGND 20 TC850CPL TC850IJL 40 VDD 39 REF1+ 38 CREF1+ 37 CREF1- 36 REF- 35 CREF2- 34 CREF2+ 33 REF2+ 32 IN+ 31 IN- 30 ANALOG COMMON 29 CINTB 28 CINTA 27 CBUFA 26 CBUFB 25 BUFFER 24 INTIN 23 INTOUT 22 VSS 21 COMP 44-Pin PLCC CONT/DEMAND RD WR CE CS NC VDD REF1+ CREF1+ CREF1REF- 6 5 4 3 2 1 44 43 42 41 40 OVR/POL 7 39 CREF2- L/H 8 DB7 ...