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参数资料
| 型号： | NTE1537 |
| 厂商： | NTE Electronics, Inc. |
| 英文描述： | Integrated Circuit CMOS, Digital Frequency Indicator w/Clock LED Function |
| 中文描述： | 集成电路，数字频率指示器瓦特的CMOS /时钟LED功能 |
| 文件页数： | 2/4页 |
| 文件大小： | 29K |
| 代理商： | NTE1537 |
Absolute Maximum Ratings:
(T
A
= +25
°
C, V
SS
= 0V unless otherwise specified)
Maximum Supply Voltage, V
DD
max
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(Cumulative applied time: 30min or less)
Reference Voltage (V
ref
≤
V
DD
), V
ref
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(Cumulative applied time: 30min or less)
Input Voltage, V
I
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Output Voltage (Output OFF), V
O
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Allowable Power Dissipation (T
A
≤
+75
°
C), P
D
max
Allowable Power Disipation of Segment Output, P
D
(seg)
Other than PM: I
OL
< 25mA
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PM: I
OL
< 75mA
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating Temperature Range, T
opr
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage Temperature Range, T
stg
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
–
0.3 to 11V
–
0.3 to 14V
–
0.3 to 10V
–
0.3 to 13V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
–
0.3 to V
DD
+0.3V
–
0.3 to V
DD
+0.3V
800mW
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
15mW
45mW
–
30
°
to +75
°
C
–
40
°
to +125
°
C
Allowable Operating Ranges:
(T
A
= +25
°
C, V
DD
= 8 to 10.3V, V
SS
= 0V, V
ref
= 7.9 to 9V
≤
V
DD
,
V
ref
= 0V if V
DD
< 8V unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Supply Voltage
V
DD1
V
DD2
V
ref
V
IH1
V
IL1
V
IH2
V
IL2
V
IH3
V
IL3
V
IM
f
IN1
f
IN2
f
opg
All function operating mode
8.0
9.3
10.8
V
Only clock operating mode
V
ref
≤
V
DD
INHI, V
DD
= 4.3 to 10.3V
4.3
5.0
8.0
V
Reference Voltage
7.9
8.0
9.0
V
Input
“
H
”
Level Voltage
0.75V
DD
V
SS
0.85V
DD
V
SS
0.88V
DD
V
SS
0.36V
DD
0.6
–
V
DD
0.1V
DD
V
DD
0.15V
DD
V
DD
0.12V
DD
0.64V
DD
2.0
V
Input
“
L
”
Level Voltage
–
V
Input
“
H
”
Level Voltage
FM/AM, IF
–
FM, IF
–
AM
1
, IF
–
AM
2
, 12H/24H
–
V
Input
“
L
”
Level Voltage
–
V
Input
“
H
”
Level Voltage
SET, DEMAND, CTR/CLK
–
V
Input
“
L
”
Level Voltage
–
V
Input
“
M
”
Level Voltage
–
V
Input Frequency
Fin
–
FM, V
P
–
P
= 0.7V, Duty 50%
Fin
–
AM, V
P
–
P
= 0.7V, Duty 50%
Crystal is externally connected across
OSC
–
IN and OSC
–
OUT
–
MHz
0.4
–
2.5
MHz
Operating Frequency
3.5
–
4.2
MHz
Input Amplitude
V
P
–
P
Fin
–
FM, Fin
–
AM, Ceramic capacitor of
0.4
μ
F is connected across V
DD
an V
SS
0.7
–
–
V
P
–
P
Electrical Characteristics:
(T
A
= +25
°
C, V
DD
= 8 to 10.3V, V
SS
= 0V, V
ref
= 7.9 to 9V,
V
ref
≤
V
DD
unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
μ
A
μ
A
Input Current
I
IN
I
IH1
FM
–
Fine, AM
–
Fine, V
IN
= 0V or V
ref
IF
–
FM, IF
–
AM
1
, IF
–
AM
2
, CTR/CLK,
12H/24H, V
IN
= 0.9V
DD
IF
–
FM, IF
–
AM
1
, IF
–
AM
2
, CTR/CLK,
12H/24H, V
IN
= 0V
FM/AM, V
IN
= 0.9V
DD
FM/AM, V
IN
= 0V
SET, DEMAND
–
1
–
+1
Input
“
H
”
Level Current
–
80
–
30
–
10
Input
“
L
”
Level Current
I
IL1
–
3
–
0
μ
A
Input
“
H
”
Level Current
I
IH2
I
IL2
r
s
–
40
–
15
–
5
μ
A
μ
A
k
Input
“
L
”
Level Current
–
3
–
0
Middle Point Setting Resistance
40
70
100
Note 1. + sign: Flowing into LSI
–
sign: Flowing out of LSI
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