W91410 Datasheet, PDF (7/12 Pages) Winbond – TONE/PULSE DIALER WITH SAVE FUNCTION

W91410 SERIES
DC CHARACTERISTICS
(VDD−VSS = 2.5V, Fosc. = 3.58 MHz, TA = 25° C, all outputs unloaded)
PARAMETER
SYMBOL
CONDITIONS
Operating Voltage
Operating Current
Standby Current
Memory Retention
Current
DTMF Output
Voltage
Pre-emphasis
DTMF Distortion
DTMF Output DC
Level
DTMF Output Sink
Current
DP Output Sink
Current
T/P MUTE Output
Sink Current
HKS I/P Pull-high
Resistor
Keypad Input Drive
Current
Keypad Input Sink
Current
Keypad Resistance
VDD
IOP
ISB
IMR
VTO
THD
VTDC
ITL
Tone
Pulse
HKS = 0, No load,
& No key entry
HKS = 1, VDD = 1.0V
Row group, RL = 5 KΩ
Col/Row, VDD = 2.0 to 5.5V
RL = 5 KΩ, VDD = 2.0 to 5.5V
RL = 5 KΩ, VDD = 2.0 to 5.5V
VTO = 0.5V
IPL
VPO = 0.5V
IML
VMO = 0.5V
RKH
IKD
VI = 0V
IKS
VI = 2.5V
MIN. TYP
.
2.0 -
- 0.3
- 0.15
-
-
-
-
130 150
1
2
- -30
1.0 -
0.2 -
0.5 -
0.5 -
- 300
30
-
200 400
-
-
MAX.
5.5
0.5
0.3
15
0.2
170
3
-23
3.0
-
-
-
-
-
-
5.0
UNIT
V
mA
mA
µA
µA
mVrms
dB
dB
V
mA
mA
mA
KΩ
µA
µA
KΩ
Publication Release Date: January 1995
-7-
Revision A3