AS3909 데이터 시트보기 (PDF) - austriamicrosystems AG
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AS3909 Datasheet PDF : 77 Pages
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Pin Assignments
Figure 4:
Pin Assignments (Top View)
Pin Assignments
The AS3909/10 pin assignments are described below.
32 31 30 29 28 27 26 25
TIO 1
24 AGD
EN 2
23 RFI2
TEST 3
22 RFI1
XTO 4
XTI 5
AS3909
21 VSS
20 NC
VSN_D 6
19 NC
VSP_A 7
18 NC
VDD 8
17 NC
9 10 11 12 13 14 15 16
TIO
EN
TEST
XTO
XTI
VSN_D
VSP_A
VDD
32 31 30 29 28 27 26 25
1
24
2
23
3
22
4
AS3910
21
5
20
6
19
7
18
8
17
9 10 11 12 13 14 15 16
AGD
RFI2
RFI1
VSS
TRIM2_0
TRIM1_0
TRIM2_1
TRIM1_1
Figure 5:
Pin Description
Pin Number Pin Name
Pin Type
Description
1
TIO
Digital bi-directional Test IO pin
2
EN
Digital input with
Enable input
3
TEST
pull-down
Test input
4
XTO
Analog output
Xtal oscillator output
5
XTI
Analog input
Xtal oscillator input
6
VSN_D Supply
Digital ground
7
VSP_A
Analog Input /
Output
Analog supply, regulator output
8
VDD
Supply
External positive supply
9
VSP_RF
Analog Input /
Output
Supply, regulator output for antenna drivers
10
RFO1
Analog output
Antenna driver output
11
RFO2
12
VSN_RF Supply
Ground of antenna drivers
AS3909/AS3910 – 4
ams Datasheet, Confidential: 2013-Oct [3-02]
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