参数资料
型号: AS3931-ZTSU
厂商: ams
文件页数: 8/31页
文件大小: 0K
描述: IC ASK RECEIVER LF 3CH 16-TSSOP
标准包装: 96
RF 型: 接收器
频率: 19kHz ~ 150kHz
封装/外壳: 16-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 16-TSSOP
包装: 管件
AS3931
Datasheet - E l e c t r i c a l C h a r a c t e r i s t i c s
Table 3. Electrical Characteristics
Symbol
Parameter
Conditions
Min
Typ
Max
Units
WAKEUP
detection
V in,min
V in,max
minimum differential input
voltage for wake up
10
maximum differential input
10
voltage for wake up
detection
N PRE = 8
t rise ,t fall < 150 μs;
V REG = 2.4 V to 3.5 V
11
350
1
μVpp
Vpp
V REG = 2.4 V to 3.5 V
I WAKE
WAKE pin current
Voltage at WAKE pin:
V OL < 0.4 V;
11
0.33
mA
RSSI
V RSSI
RSSI output voltage range
0.5
1.7
V
V RSSI0
RSSI output voltage
(RSSI offset)
V IN = 0;
0.5
0.76
1.2
V
V STEP
RSSI output voltage step
12
V IN = 1 mV pp ;
100
290
mV
V LOG
S RSSI
C RSSI
I RSSI
logarithmic input voltage
range
RSSI slope in log. range
cap. loading of RSSI pin
RSSI buffer output current
V IN = 1 mV pp , RSSI step = high
RSSI step = high
RSSI buffer active
0.3
12
300
10
5
mV
mV/dB
pF
μA
ChB (0 mVpp) ,
T step
RSSI voltage step time
13
C L = 10 pF,
R L = 1 M Ω ;
Input signal amplitude
100 mVpp; CS from low to high
(Buffer activation in presence of
a strong input signal);
channel switching from ChA(100
mVpp) to
14
with CS deactivation of
10 μs
350
350
μs
μs
V RIP
RSSI Ripple Voltage
RSSI buffer active, C L = 10 pF, R L = 1 M Ω ;
V IN = 1 mV pp ;
70
mV
Serial Programming Interface
V REG = 2.4 V to 3.5 V
V REG
V REG = 2.4 V to 3.5 V
V REG
V IL
V IH
Digital input L level
Digital input H level
Pins SCL, SDA, CS;
11
Pins SCL, SDA, CS
11
0.7 *
11
0.3 *
11
V
V
V REG = 2.4 V to 3.5 V
V REG = 2.4 V to 3.5 V
V REG = 2.4 V to 3.5 V
V REG = 2.4 V to 3.5 V
I IH
TCLK
TCH
TCL
Digital Input current
Clock period
Clock high duration
Clock low duration
Pins SCL, SDA, CS
V IH = 2.4 V;
11
11
11
11
30
2
500
500
60
100
μA
μs
ns
ns
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