
NT91315XL Series
4
Absolute Maximum Ratings*
Supply Voltage (V
DD
) . . . . . . . . . . . . . .-0.3V to +6.0V
Input Voltage (V
IN
) . . . . . .. . . . V
SS
- 0.3V to V
DD
+ 0.3V
Output Voltage (V
OUT
) . . . . . . .V
SS
- 0.3V to V
DD
+ 0.3V
Output Voltage (V
OUT
)(
DP
,
XMUTE
) . . . . . . . . .<1.2V
Tone Output Current (I
TONE
) . . . . . . . . . . . . . . <50 mA
Power Dissipation (P
D
) . . . . . . . . . . . . . . . . . <500 mW
Operating Temperature (T
OP
) . . . . . . . .-20
°
C to +70
°
C
Storage Temperature (Tstg) . . . . . . . . .-40
°
C to +125
°
C
* Comments
Stresses above those listed under "Absolute Maximum
Ratings" may cause permanent damage to the device.
These are stress ratings only. Functional operation of
this device at these or any other conditions above those
indicated in the operational sections of this specification
is not implied and exposure to absolute maximum rating
conditions for extended periods may affect device
reliability.
DC Electrical
Characteristics
(V
DD
= 2.5V, V
SS
= 0V, Fosc = 3.579MHz, Top = 25
°
C, unless otherwise specified.)
Parameter
Symbol
Min.
Typ.
Max.
Unit
Conditions
Test
CKT.
Operating Voltage
V
DD
2.0
5.5
V
PULSE mode
A
2.0
5.5
TONE mode
Memory Retention
Voltage
V
MR
0.8
V
-
Memory Retention
Current
I
MR
0.5
μ
A
V
DD
= 1.0V,
HK
= V
DD
All outputs unloaded
-
Operating Current
I
DDP
1.0
mA
PULSE mode
All outputs
unloaded
A
I
DDT
2.0
TONE mode
Standby Current
I
SC
0.3
0.5
μ
A
HK
=V
DD
=1.5V
All outputs
unloaded No
key selected
20
HK
= V
SS
Input Voltage
V
IH
0.8
1
V
DD
---
V
IL
0
0.2
R1
-
R4
Input
Current
IR
16
μ
A
C
Tone Out Voltage
V
OC
720
mVp.p
Column
V
DD
= 2.5V
D
V
OR
560
Row
RL = 5K
HFI
Pull Low
Current
I
HFI
2.4
μ
A
V
DD
= 2.5V (Note 1)
HFI
pin connected to 0V
C