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參數(shù)資料
| 型號(hào)： | S1T8515A01 |
| 廠商： | SAMSUNG SEMICONDUCTOR CO. LTD. |
| 英文描述： | FM IF RECEIVER FOR FLEX PAGER |
| 中文描述： | 對(duì)于Flex調(diào)頻中頻傳呼機(jī) |
| 文件頁(yè)數(shù)： | 4/6頁(yè) |
| 文件大?。?/td> | 85K |
| 代理商： | S1T8515A01 |
S1T8515A
FM IF RECEIVER FOR FLEX PAGER
4
ABSOLUTE MAXIMUM RATINGS
ELECTRICAL CHARACTERISTICS
(V
CC
= 1.4V
±
5%, f
IN
(2MIX) = 21.4MHz, f
DEV
=
±
4.8kHz, f
MOD
= 800Hz, Ta = 25
°
C, FIL_VAR = “H”, unless
otherwise specified)
Characteristic
Symbol
Value
Unit
Supply Voltage
V
CC (MAX)
P
D
T
OPR
T
STG
4
V
Power Dissipation
760
mW
Operating Temperature
20 — +70
°
C
Storage Temperature
55 — +125
°
C
Characteristic
Symbol
Test Conditions
Min.
Typ.
Max.
Unit
Operating current
I
CCN
I
CCS
V
AD
V
O (AL)
No Input Signal
1.5
1.75
mA
Battery Saving
0
10
μ
A
Alarm detection voltage
1.0
1.05
1.1
V
Alarm low level output voltage
I = 100
μ
A
0.4
V
Alarm high level leakage current I
LKG (AL)
FSK low level output voltage
2
μ
A
V
L (FSK)
I
LKG (FSK)
V
OREG
I
C
V
LIM
V
O (RAO)
G
V (M)
S/N
I = 100
μ
A
0.4
V
FSK high level leakage current
2
μ
A
Regulator output voltage
0.95
1.0
1.05
V
Quick charge current
50
70
μ
A
Input for
3dB sensitivity
Mixer Input
2.5
7.5
μ
Vrms
Recovered audio output voltage
V
IN (2MIX)
= 500
μ
Vrms
Ceramic Filter loss =
1dB
36
54
78
mVrms
Mixer conversion gain
8
12
16
dB
Signal to noise ratio
V
IN (MIX1N)
= 500
μ
Vrms
V
IN (MIX1N)
= 500
μ
Vrms
38
55
dB
Total Harmonic Distortion
THD
2.0
3.5
%
Mixer 3rd order intercept point
3RD
10
dBm
Mixer input resistance
R
I (MIX)
R
I (LA)
AMR
3.5
5
6.5
k
Limiting amp input resistance
0.9
1.5
2.1
k
AM rejection ratio
V
IN (2MIX)
= 500
μ
Vrms
(AM = 300%)
25
40
dB
Data shaping output duty
DR
V
IN (2MIX)
= 500
μ
Vrms
V
IN (2MIX)
= 1mVrms
40
50
60
%
RSSI output voltage
V
RSSI
R
RSSI
0.49
0.7
0.91
V
RSSI output resistance
90
100
110
k
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