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SC91650 Datasheet(PDF) 6 Page - Silan Microelectronics Joint-stock

Part # SC91650
Description  13 MEMORY TONE / PULSE DIALER WITH REDIAL SAVE HANDFREE & HOLD FUNCTION
PDF  30 Pages
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Manufacturer  SILAN [Silan Microelectronics Joint-stock]
Direct Link  http://www.silan.com.cn
Logo SILAN - Silan Microelectronics Joint-stock

SC91650 Datasheet(HTML) 6 Page - Silan Microelectronics Joint-stock

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Silan
Semiconductors
SC91650/1/2 A/B
HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD
REV: 1.0
2001.01.15
6
ELECTRICAL CHARACTERISTICS
(Tamb=25
°C, VDD=2.5V, fosc=3.579545MHz, All voltage referenced to VSS, unless otherwise specified)
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
DC Characteristics
Tone
2.0
--
5.5
Pulse
2.0
--
5.5
Operating Voltage
VDD
Memory retention
1.0
5.5
V
Tone
--
0.4
1
OFF-HOOK, Keypad
entry with pull down
resistance
--
0.2
0.5
mA
Operating Current
IOP
Pulse
OFF-HOOK,
No
Keypad entry
20
80
µA
Standby Current
IS
ON-HOO K
No keypad entry
--
0.1
1.0
µA
Memory Retention Current
Imr
ON-HOO K
VDD=1.0V
--
0.1
1.0
µA
Control Pin Input Low Voltage
Vil
--
VSS
0.3VDD
Control Pin Input High Voltage
Vih
--
0.7VDD
VDD
V
XMUTE Pin Leakage Current
Imth
V XMUTE =6.0V
--
--
1
µA
XMUTE Pin Sink Current
Imtl
V XMUTE =0.5V
0.2
--
--
mA
HKS Pin Input Current
Ihks
Vhks=2.5V
--
--
0.1
µA
Drive Current
Ikbd
Vn=0V
note1
,
No resistors connected t o VSS
210
50
Keyboard
Scanning Pin
Sink Current
Ikbs
Vn=2.5
note1
No resistors connected t o VSS
200
400
800
µA
Key-in Debounce Time
tDB
--
--
20
--
ms
HFI pin input resistor
Rhfi
VDD=2.5V
--
200
--
k
Ω
HFO pin drive current
Ihdoh
Vhfo=2.0V
0.2
--
--
mA
HFO pin sink current
Ihdol
Vhfo=0.5V
0.2
--
--
mA
HDI pin pull high resistor
Rhdi
VDD=2.5V
--
200
--
k
Ω
HDO pin drive current
Ihdoh
Vhdo=2.0V
0.2
--
--
mA
HDO pin sink current
Ihdol
Vhdo=0.5V
0.2
--
--
mA
Pulse Mode
Pulse Output Pin Leakage Current
Ipoh
Vpo=2.0V(SC91650 only)
0.2
--
--
mA
Pulse Output Pin Sink Current
Ipol
Vpo=0.5V
0.2
--
--
mA
--
10
--
Pulse Rate
fpr
--
20
--
pps
--
40:60
--
Make/Break Ratio
tM
tB
--
33:66
--
%
(to be continued)



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