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Pin configuration, Pin description: rf part, Atar862-8 – Rainbow Electronics ATAR862-8 User Manual

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2

ATAR862-8

4589B–4BMCU–02/03

Pin Configuration

Figure 2.

Pinning SSO24

XTAL

VS

GND

ENABLE

NRESET

BP63/T3I

BP20/NTE

BP23

BP41/T2I/VMI

BP42/T2O

BP43/SD/INT3

VSS

ANT1

ANT2

PA_ENABLE

CLK

BP60/T3O

OSC2

OSC1

BP50/INT6

BP52/INT1

BP53/INT1

BP40/SC/INT3

VDD

1

2

3

4

5

6

7

8

9

10

11

12

24

23

22

21

20

19

18

17

16

15

14

13

Pin Description: RF Part

Pin

Symbol

Function

Configuration

1

CLK

Clock output signal for microcontroller
The clock output frequency is set by the
crystal to f

XTAL

/4

2

PA_ENABLE

Switches on power amplifier, used for
ASK modulation

3

4

ANT2

ANT1

Emitter of antenna output stage

Open collector antenna output

CLK

VS

100

100

PA_ENABLE

50k

Uref=1.1V

20 µA

ANT1

ANT2