W91350N Datasheet, PDF (8/16 Pages) Winbond – 13-MEMORY TONE/PULSE DIALER WITH HANDFREE AND HOLD FUNCTION

W91350N SERIES
T/P MUTE Output Sink
Current
H/P Mute Output
Drive/Sink Current
DC Characteristics, continued
PARAMETER
HFO Drive/Sink Current
Keypad Input Drive Current
Keypad Input Sink Current
HKS I/P Pull-high Resistor
Keypad Resistance
IML VMO = 0.5V
IHPH
IHPL
VHPH = 2.0V
VHPL = 0.5V
SYMBOL
CONDITIONS
IHFH VHFH = 2.0V
IHFL VHFL = 0.5V
IKD VI = 0.0V
IKS VI = 2.5V
RHK
-
RK
-
0.5
-
-
mA
0.5
-
-
mA
0.5
-
-
mA
MIN.
0.5
0.5
30
200
-
-
TYP.
-
-
-
400
300
MAX.
-
-
-
-
-
-
5.0
UNIT
mA
mA
µA
µA
KΩ
KΩ
AC CHARACTERISTICS
(VDD−VSS = 2.5V, FOSC. = 3.579545 MHz, TA = 25° C, All outputs unloaded)
PARAMETER
SYMBOL CONDITIONS
Key-in Debounce
TKID
-
Key Release Debounce
TKRD
-
On-hook Debounce
TOHD
-
Pre-digit Pause¹
TPDP1 Mode = VDD
10 ppS Mode = Floating
Pre-digit Pause²
TPDP2 Mode = VDD
20 ppS Mode = Floating
Interdigit Pause
TIDP
10 ppS
(Auto Dialing)
20 ppS
Make/Break Ratio
M/B
Mode = VDD
Mode = Floating
Tone Output Duration
TTD
Auto dialing
W91354AN Only
Intertone Pause
TITP
Auto dialing
W91354AN Only
F1
Flash Break Time
TFB
F2
F3
F4
MIN.
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TYP.
20
20
150
40
33.3
20
16.7
800
500
40:60
33.3:66.7
93
87
93
87
600
300
73
100
MAX.
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
UNIT
mS
mS
mS
mS
mS
mS
%
mS
mS
mS
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