TD7623AFN
TENTATIVE
TOSHIBA BIPOLAR DIGITAL INTEGRATED CIRCUIT SILICON MONOLITHIC
TD7623AFN
3-WIRE AND I2C BUS SYSTEM...
TD7623AFN
TENTATIVE
TOSHIBA BIPOLAR DIGITAL INTEGRATED CIRCUIT SILICON MONOLITHIC
TD7623AFN
3-WIRE AND I2C BUS SYSTEM, 2.3 GHz DIRECT TWO MODULUS-TYPE FREQUENCY SYNTHESIZER FOR CATV
The TD7623AFN can be combined with a micro CPU to create a highly functional frequency synthesizer. The control data conforms to 3-wire bus and standard I2C bus formats. BUS-SW can be used to easily switch for easy tuner system set-up.
FEATURES
l Direct two modulus-type frequency synthesizer l Standard I2C bus format control with built-in read mode
l 3-wire bus 27-bit format control
l 4-bit bandswitch drive
transistor l 5-level A / D converter (when I2C bus selected)
l Frequency step
: 50 kHz, 62.5 kHz, 250 kHz, and
333.3 kHz (at 4 MHz X'tal used)
l Phase lock detector
l Various function settings via program data l Four address settings via address selector (when I2C bus selected)
l Power on reset circuit
l Flat, compact package : SSOP16 (0.65 mm pitch)
l Power on reset operation condition
Bandswitch register 1 to 4 : OFF
Tuning amplifier
: ON
Tuning Voltage output (Vt) : High Level
Charge-pump output current : ±200 µA
Phase comparator reference frequency divider ratio : 1 / 80
Weight: 0.07 g (Typ.)
Note: These devices are easy to be damaged by high static voltage or electric fields. In regards to this, please handle with care. To input sub features items.
000707EBA1
· TOSHIBA is continually working to improve the quality and reliability of its products. Nevertheless, semi...