SC91650A SILAN [Silan Microelectronics Joint-stock], SC91650A Datasheet - Page 16

• Manufacturer Part Number: SC91650A
• Description: 13 MEMORY TONE / PULSE DIALER WITH REDIAL SAVE HANDFREE & HOLD FUNCTION
• Manufacturer: SILAN [Silan Microelectronics Joint-stock]

HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD
Silan
Semiconductors
(0) INITIAL STATE
(1) ON HKS HF LINE
(2) OFF HKS LINE
(3) OFF HKS HF LINE
(3) OFF HKS HD LINE
(3) ON HKS HD LINE
STATE NO.
Flash
1
3
5
key
7
keyboard
keyboard
Tone output voltage
Keypad input current (row group)
Operation
Pulse output sink current
current
(open drain structure)
A
V
V
V+
DD
SS
ROW
HKS V
V
V
V+
SS
HKS
DD
HKS
V
V+
A
DD
PO
V
V+
SS
HKS
DD
TONE
V
MODE
MODE
PO
0/F
1/F
1/F
1/F
1/F
1/F
SS
V
VEXT
A
R*
C*
AC meter
10K
counter
and
XMUTE
DP
DP
DT
F
F
F
F
0
0
16
2
4
6
8
keyboard
Standby
keypad input current (column group)
Tone distortion
current
Pulse output sink current
(inverter structure)
A
HFO
0
1
0
1
0
0
COLUMN
V
V+
HKS V
DD
V
V+
A
DD
V
V
V+
SS
DD
V
V
SS
HKS
V+
SS
DD
HDO
V
SS
0
PO
0
0
0
1
1
HKS
MODE
HKS
TONE
R*
V
C*
VEXT
Spectrum
analyzer
A
V
ON/OFF: ON/OFF HKS
HF: Depress HF key
HD: Depress HF key
F: Floating (Hi-impedance)
SC91652
struc-ture.
PO is floating for SC91651/
10K
REV: 1.0
open
2001.01.15
drain