參數(shù)資料
型號: TDA5100A
廠商: INFINEON TECHNOLOGIES AG
英文描述: ASK Transmitter 434 MHz
中文描述: ASK發(fā)射434兆赫
文件頁數(shù): 28/29頁
文件大小: 936K
代理商: TDA5100A
1.5
Reference
5 - 5
TDA 5100A
preliminary
Wireless Components
Specification, March 2001
5.3.2
AC/DC Characteristics at 2.1 V ... 4.0 V, -25
°
C ... +85
°
C
Table 5-4 Supply Voltage V
S
= 2.1 V ... 4.0 V, Ambient temperature T
amb
= -25
°
C ... +85
°
C
Parameter
Symbol
Limit Values
Unit
Test Conditions
Min
Typ
Max
Current consumption
Power down mode
I
S PDWN
250
nA
V (Pins 1 and 5) = 0 V
PLL enable mode
I
S PLL_EN
3.3
4.6
mA
Transmit mode
I
S
TRANSM
7
9.5
mA
Load tank see
Figure 4-1
Power Down Mode Control (Pin 1)
Power down mode
V
PDWN
0
0.5
V
V
DATA
< 0.2 V
PLL enable mode
V
PDWN
1.5
V
S
V
V
DATA
< 0.5 V
Transmit mode
V
PDWN
V
S
V
V
DATA
> 1.5 V
Input bias current PDWN
I
PDWN
30
μA
V
PDWN
= V
S
Loop Filter (Pin 4)
VCO tuning voltage
V
LF
V
S
- 1.5
V
S
- 0.65
V
f
VCO
= 869 MHz
Output frequency range
434 MHz-band
f
OUT, 434
432.5
434.5
437
MHz
V
S
-V
LF
= 0.6V...1.6V
ASK Modulation Data Input (Pin 5)
Transmit disabled
V
DATA
0
0.5
V
Transmit enabled
V
DATA
1.5
V
S
V
Input bias current DATA
I
DATA
30
μA
V
DATA
= V
S
Input bias current DATA
I
DATA
-20
μA
V
DATA
= 0 V
ASK data rate
f
DATA
20
kHz
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