ATA5760 Datasheet, PDF (3/41 Pages) ATMEL Corporation – UHF ASK/FSK Receiver

2. Pin Configuration
Figure 2-1. Pinning SO20
ATA5760/ATA5761
SENS 1
IC_ACTIVE ²
CDEM ³
AVCC ⁴
TEST 1 ⁵
AGND ⁶
NC ⁷
ATA5760/
ATA5761
LNAREF ⁸
LNA_IN 9
LNAGND ¹⁰
20 _DATA
19
18 _DGND
17 DATA_CLK
16 _{TEST 4}
15 _DVCC
14 _XTAL
13 _NC
12 TEST 3
11 TEST 2
Table 2-1.
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Pin Description
Symbol
SENS
IC_ACTIVE
CDEM
AVCC
TEST 1
AGND
NC
LNAREF
LNA_IN
LNAGND
TEST 2
TEST 3
NC
XTAL
DVCC
TEST 4
DATA_CLK
DGND
POLLING/_ON
DATA
Function
Sensitivity-control resistor
IC condition indicator: Low = sleep mode, High = active mode
Lower cut-off frequency data filter
Analog power supply
Test pin, during operation at GND
Analog ground
Not connected, connect to GND
High-frequency reference node LNA and mixer
RF input
DC ground LNA and mixer
Do not connect during operating
Test pin, during operation at GND
Not connected, connect to GND
Crystal oscillator XTAL connection
Digital power supply
Test pin, during operation at DVCC
Bit clock of data stream
Digital ground
Selects polling or receiving mode; Low: receiving mode, High: polling mode
Data output/configuration input
3
4896C–RKE–04/06