Specifications

Product Technical Specification & Customer Design Guidelines
Interfaces
3.3.3.4 Transfer Mode Class 10 Current Waveform
3.3.4 Recommendations for Less Consumption
It is recommended to drive the GPIOs as indicated in the table below, especially when
using the quiescent current.
Signal
Pin
number
I/O I/O type
Reset state SW driver
recommended
(output state)
GPIO1
21 I/O 2V8-1
Z 0 logic level
GPIO2
22 I/O 2V8-1
Undefined 0 logic level
GPIO3
23 I/O 2V8-1
Undefined 0 logic level
GPIO4
24 I/O 2V8-1
Z
0 logic level
GPIO5
13 I/O 2V8-1
Z 0 logic level
GPIO6 33 I/O
2V8-1
Z 0 logic level
GPIO13
29 I/O Pull-up
Pull-up* 0 logic level
GPIO14
30 I/O Pull-up
Pull-up* 0 logic level
GPIO15
20 I/O 2V8-1
Z 0 logic level
GPIO16 35 I/O 2V8-1 Z 0 logic level
*GPIO13 and GPIO14 pull up are about 10K Ω.
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WA_DEV_Q64_PTS_001-003 January 9, 2009