参数资料
型号: TA1370FG
元件分类: 信号分离
英文描述: SYNC SEPARATOR IC, PDSO30
封装: 0.375 INCH, 1 MM PITCH, PLASTIC, SSOP-30
文件页数: 26/42页
文件大小: 902K
代理商: TA1370FG
TA1370FG
2005-09-05
32
SW Mode
Note
Item
S07
S23
S24
S26
Test Conditions and Measuring Method (VCC = 9 V, Ta = 25 ± 3°C, unless otherwise specified)
HB01
AFC phase detection current
OPEN
b
a
b
(1)
BUS control data preset.
(2)
Horizontal oscillation frequency is 28.125 kHz (00).
(3)
SW7 open. Measure the Voltage of pin 7 V7 (no external supply).
(4)
Connect external supply with pin 7, and supply the voltage (V7).
(5)
Input signal (below figure) to pin 26 (SYNC1-IN). When INPUT SW is SYNC1-IN , measure V1 and V2 of pin
7 wave form.
(6)
Supply V7
0.1 V and V7 + 0.1 V to pin 7, then measure V3 and V4.
(7)
Calculate by following equations.
ID1 [
A] = (V1 [V] ÷ 1 [k]) × 1000
ID2 [
A] = (V2 [V] ÷ 1 [k]) × 1000
ID3 [
A] = (V3 [V] ÷ 1 [k]) × 1000
ID4 [
A] = (V4 [V] ÷ 1 [k]) × 1000
HB02
VCO oscillation start voltage
(1)
Increasing the voltage of pin 11 VCC form 2.5V, measure the voltage VVCO when pin 9 appear oscillation
wave form.
Pin 26 wave form
Pin 7 wave form
35.56
s
0.25 V
V1, V3
V2, V4
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