em91415 ELAN Microelectronics Corp, em91415 Datasheet - Page 12

• Manufacturer Part Number: em91415
• Description: Tone/pulse Switchable Dialer With Lcd Interface And Dual-tone Melody Generator Tone/pulse Switchable Dialer With Lcd Interface And Dual-tone Melody Generator
• Manufacturer: ELAN Microelectronics Corp

ELECTRICAL CHARACTERISTICS
(Ambient temperature is 25 C, V
* This specification are subject to be changed without notice.
ABSOLUTE MAXIMUM RATINGS
Operating voltage
Operating current(HKS=0)
Memory retention current
Standby current
HKS, HFI & DRING
pins: input voltage
HFO & HDO pins source current
PO, HFO, XMUTE, RMUTE
& SDO pins: sink current
PO, XMUTE, RMUTE and SDO
pins: leakage current
HFI pin input resistance
DRING pin input resistance
Keyboard scanning pins
output current (except COL4/KT)
COL4/KT source current
Power supply voltage
Input voltage range
Operating temperature
Storage temperature
Power consumption
Parameter
Items
sink current
DD
=2.5V unless otherwise noted, all voltages referenced to V
Pulse
Tone
Pulse
Tone
Pulse
Tone
HKS=1 Istby
HKS=0
HKS=1
HKS=0
Sym.
T
T
V
V
P
OPR
STO
DD
IN
D
(Ambient temperature is 25 C, all voltages referenced to V
Idd
Imrt
ViH
ViL
IoH
IoL
IoH
Rhfi
Rdring
IoH
IoL
IoH
IoL
Sym.
TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE
0.8Vdd
Min.
-0.2
Vss
200
2.0
2.0
0.2
0.2
0.2
2
-
-
-
-
-
-
-
-
-
-
-
V
SS
-0.3V ~ V
-0.001
0.001
0.001
Typ.
Rating
-55 ~ 125
0.15
0.15
200
100
400
0.3
0.3
6.0 Vdc
10
10
0 ~ +50
1
-
-
-
-
-
-
-
-
-
500
AND DUAL-TONE MELODY GENERATOR
0.2Vdd
DD
Vdd
0.001 uA
Max. Unit
800
5.5
5.5
0.3
0.5
0.3
0.5
0.1
0.1
0.1
+0.3V
10
30
50
-
-
-
-
-
-
V
mA
uA
uA
V
mA
mA
K
K
uA
V
mA
SS
, Fosc=3.579545 MHz)
resistor * 8
Vo = Vdd
Vhfi = Vss
Vdeing=Vss
ksn=Vdd
Vo=0.5V
unload
unload
HKS=1,Vdd=1V
unload
with pull up/down
Vo = 2.0 V
Vo = 0.5 V
Vksn=Vss
Vo=2.0V
with pull up/down
resistor * 8
Condition
EM91415 SERIES
SS
)
mW
Unit
V
V
10.1.1997
C
C
12