Specifications

Ra-01HH 规格书 V1.0
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第 7 页 共 15 页
2. Electrical parameters
Electrical character
Digital port characteristics
Description Typ Unit
Operating Cooperation
903~927 MHz
IO Name Min Typ Max Unit
IO level VIO 2.7
3.3 3.6 V
Low input logic
level
VIL -
- 0.2 V
High input logic
level
VIH 0.8
- - V
Low output logic
level
VOL
-
- 0.1 V
High output logic
level
VOH
0.9
- - V
·SPI Interface features
Name
Description
Condition Min Typ Max Unit
Fsck SCK frequency - - - 10 MHz
tch SCK High level time - 50 - - ns
tcl SCK Low level time - 50 - - ns
Parameter Symbol Min Typ Max Unit
Operating
Temperature
TOPR -20 25 70 ℃
Supply Votage
VDD 2.7 3.3 3.6 V