Alinco DX-70 - M5222 FP (XA0385) Low Voltage Dual VCA; LC75821 W (XA0303) LCD Driver

21) M5222FP (XA0385)
Low Voltage Dual VCA
iN\o p*
IN2Q— £ -
-¿fl ---- oOut2
Parameter Symbol
Condition
Vcc Min Typ
Max
Unit
Supply current
Icc
Vi«0, VoO 3V
2.5
3.6
5.5 mA
Max. input
voltage
ViM1 (■IkHi, Vc=0, THD*t%, RU10W1, R0-20ka
3V
0.7 1.0
-
Vrms
ViM2 MkHz. Vc-0, THD*=1%, RU50KQ, RO=1DOkQ
9V
2.3
3.4
-
Vrms
Max.
attenuation level
ATTm
Vc=-270mV, RI-lOkQ, R0=20k£)
3V
80 90
dB
Noise output
voltage
Vnoi
Vc*0 (ATT=-1.4dB)
RklOkii, R0=20kil, BW=20Hz-20kH/_
3V
30
60 jiVrms
Noise output
voltage
Vno2
Vc»-40dB
Rl«10kft, RQ=20kQ, BW=20Hz-20kH;!
3V
5
-
jiVrms
22) LC75821W (XA0303)
LCD Driver
Pin Name Description
S1-S53
Segment output terminal
COM1. 2
Common output terminal
V i.CO
LCD B«as vc«age seflmg lemxna'
osc
Oscillator terminal
CE, CLK. DATA Serial data transmission terminal
VSS. VDD Power supply terminal
ÏNH
Display turn off input terminal
Vs», turn o« (S1-SS3. COM1.2-V)
INH«"H’ Vdd. turn on
OPEN No connection