W91550 WINBOND [Winbond], W91550 Datasheet - Page 13

• Manufacturer Part Number: W91550
• Description: 13-MEMORY TONE/PULSE DIALER WITH LCD AND LOCK FUNCTION
• Manufacturer: WINBOND [Winbond]

DC Characteristics, continued
DTMF Output Voltage
Pre-emphasis
DTMF Distortion
DTMF Output DC Level
DTMF Output Sink Current
Common Output Voltage
Common Output Current
Segment Output Voltage
Segment Output Current
RMS Voltage Across
a Segment
Average DC Offset Volatge
T/P MUTE Output Sink
Current
HPM MUTE Output Sink
Current
Current
Control Input Pull-up/Down
Resistor
Keypad Input Drive Current
Keypad Input Sink Current
Keypad Resistance
HKS Input Pull-up Resistor
DP Output Drive Current
DP Output Sink Current
KMUTE Output Sink
PARAMETER
SYM.
V
V
THD
V
I
I
I
V
V
R
V
I
I
I
V
V
R
V
TL
PH
PL
I
I
I
TML
HML
KML
I
I
I
R
CH
OFF
SH
KD
KS
TO
TDC
CH
CL
CL
SL
CIP
SH
ON
DC
HK
SL
K
Row group, R
Col/Row, V
R
V
R
V
V
V
V
V
V
V
V
V
V
V
V
V
S/ M , B/M, TEST , ATS,
MODE, HFI
V
V
HKS
DD
DD
TO
PO
PO
COM
O
COM
SEG
O
SEG
TPM
HPM
KM
I
I
L
L
= 0V
= 2.5V
= 5 K ,
= 5 K ,
= V
=
= 2.0 5.5V
= 2.0 5.5V
= 0.5V
= 2.0V
= 0.5V
= 0.5V
SEG
CONDITIONS
= 3.0V,
= 0.0V, V
= 0.5V
= 0.5V
= 3.0V,
= 0.0V, V
COM
- 13 -
-0.4V
DD
-0.4V
-
-
-
-
-
-
-
-
L
= 2.0 5.5V
= 5 K
O
O
= 0.4V
= 0.4V
Publication Release Date: November 1997
W91550DN SERIES
MIN.
130
100
200
1.0
0.2
0.5
0.5
2.8
-20
2.8
2.0
0.5
0.5
0.5
20
30
-5
1
5
-
-
-
-
-
-
-
1.225
TYP.
2.12
150
300
400
-30
3.0
3.0
2
0
0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
MAX.
1.35
170
100
500
-23
3.0
3.2
0.2
3.2
0.2
5.0
3
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Revision A3
mVrms
UNIT
Vrms
mA
mA
mA
mV
mA
mA
mA
K
K
K
dB
dB
V
V
V
A
A
A
A