ta1322fn TOSHIBA Semiconductor CORPORATION, ta1322fn Datasheet - Page 13

• Manufacturer Part Number: ta1322fn
• Description: Down-converter Ic With Pll For Satellite Tuner
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Data Specifications
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MA1 and MA0: programmable hardware address bits
N14-N0: programmable counter data
CP: charge pump output current setting
T1: test mode setting
T0: charge pump setting
TS0: X’tal reference frequency divider ratio select bits.
T1, TS2, TS1, TS0: test mode
Normal operation
Normal operation
Charge pump
Output port OFF
Phase comparator test
X’tal divider counter output
1/2 counter divider output
Note 5: When test mode, OS = 0 (tuning ON) is necessary.
MA1
TS0
[0]: ±50 mA (typ.)
[1]: ±240 mA (typ.)
[0]: normal mode
[1]: test mode
[0]: charge pump is ON (normal mode)
[1]: charge pump is OFF
0
0
1
1
0
1
Characteristics
When testing the counter divider output, programmable counter data input is necessary.
Sink
Source
MA0
Divider ratio
0
1
0
1
1/128
1/64
T1
0
0
1
1
1
1
1
1
1
1
TS2
´
´
1
1
1
1
0
0
0
0
Voltage Applied to Address Pin
Step frequency
TS1
´
´
0
0
1
1
0
0
1
1
62.5 kHz
125 kHz
0.4V
OPEN or 0 to V
0.9V
13
TS0
0 to 0.1V
0
1
0
1
0
1
0
1
0
1
CC
CC
2 to 0.6V
2 to V
Divider ratio
CC
1/128
1/128
1/128
1/128
1/128
1/64
1/64
1/64
1/64
1/64
CC
2
CC
CC
2
2
2
31.25 kHz
62.5 kHz
P7, P5, P4 OFF
SDA: Comparative signal input
SCL: Reference signal input
Output to pin 25 (TEST)
Output to pin 25 (TEST)
fr
´: DON’T CARE
Notes
¾
¾
¾
¾
TA1322FN
2002-02-12