TA1267AF_03 Datasheet, PDF (6/23 Pages) Toshiba Semiconductor – MULTISTANDARD PIF / SIF SYNCHRONOUS DEMODULATOR IC

PIN
No.
NAME
FUNCTION
TA1267AF
INTERFACE CIRCUIT
20 AFT output
Push-pull type current output.
Reverse type AFT.
21 V_CC
Operating voltage range is 9.0 V ±
10%.
―
22 SIF input
In use inter-carrier application, connect
this terminal to GND. In this condition,
the SIF amplifier sets gain minimum.
23 GND
―
Table of System switches condition vs Operations
CONDITION
TERMINAL TERMINAL
No.15
No.16
Low
Open
Low
Open
9V
Low
Low
Open
Open
Open
2nd SIF
INPUT
TERMINAL
No.13
No.14
No.15
No.16
↑
AF OUTPUT
OUTPUT LEVEL
(mVrms @DEVIATION)
DEEMPHASIS
500@27 kHz
↑
↑
500@13.5 kHz
500@25 kHz
50 µs
↑
↑
75 µs
↑
EQ
AMPLIFIER
INPUT
TERMINAL
No.6
↑
↑
No.8
↑
Specification of VCO Tank Coil (Reference value)
PIF FREQUENCY
38.9MHz
TUNING CAPACITANCE
27pF
MAXIMUM RATINGS (Ta = 25°C)
CHARACTERISTIC
SYMBOL
RATING
UNIT
Power Supply Voltage
Power Dissipation
Operating Temperature
Storage Temperature
V_CC
P_Dmax
T_opr
T_stg
13
V
1040 (Note 1) mW
−20~75
°C
−55~150
°C
Note 1: This value is on condition that the IC is mounted on PCB (50 mm × 50 mm). When using the device at Ta =
25°C, decrease the power dissipation by 8.3 mW for each increase of 1°C.
2003-02-06 6/23