HA12228F/HA12229F
Pin Description, Equivalent Circuit (cont.)
Pin No.
32
38
28
3
(VCC = 9 V single supply, Ta = 25°C, No Signal, The value in the table shows typical value.)
Terminal Name
Note
Equivalent Circuit
Description
VREF1
VREF2
VREF3
V = VCC/2
HA12228F
RAL*1
28
VCC
Reference output
VREF4
V 32
RAL
38
RAL
3
GND
HA12229F
VCC
15
36
7
9
22
24
34
Note:
VCC
—
GND
—
NC
—
1. RAL: Parasitic metal resistance
V 32
RAL*1
38
RAL
28
V
RAL
3
GND
The same as
the above.
VCC pin
GND pin
Rev.2.00 Jun 15, 2005 page 5 of 48