Rainbow Electronics RFM01 - Manual (Page 3)

RFM01
Version: 1.2 Date: 10/17/2008
Tel: +86-755-82973805 Fax: +86-755-82973550 E-mail: [email protected] http://www.hoperf.com
Electrical Parameter：
Maximum（not at working mode）
symbol parameter minimum maximum Unit
V
dd
Positive power supply -0.5 6.0 V
V
in
All pin input level -0.5 Vdd+0.5 V
I
in
Input current except power -25 25 MA
ESD Human body model 1000 V
T
st
Storage temperature -55 125 ℃
T
ld
Soldering temperature(10s) 260 ℃
Recommended working range
symbol parameter minimum maximum Unit
V
dd
Positive power supply 2.2 5.4 V
T
op
Working temperature -40 85 ℃
DC characteristic
symbol parameter Remark minimum typical maximum Unit
I
dd
Current consumption 315,433MHz band
868,915MHz band
9
10.5
11
12.5
mA
I
x
Stand by current Crystal and base
band on
3．0 3．5 mA
I
pd
Sleep mode current All blocks off (Note) 0.3 uA
I
lb
Low battery detection 0.5 uA
V
lb
Low battery step 0.1V per step 2.2 5.3 V
V
lba
Low battery detection
accuracy
75 mV
V
il
Low level input 0.3*V
dd
V
V
ih
High level input 0.7*V
dd
V
I
il
Leakage current V
il
=0V -1 1 uA
I
ih
Leakage current V
ih
=V
dd
,V
dd
=5.4V -1 1 uA
V
ol
Low level output I
ol
=2mA 0.4 V
V
oh
High level output I
oh
=-2mA V
dd
-0.4 V
Note: before entering sleep mode, all interrupt should be handled, otherwise the crystal oscillator still
running and consume 3mA appr. current.
AC characteristic
symbol parameter remark min typical max Unit
f
ref
PLL frequency Parallel fundamental 8 10 12 MHz
f
LO
frequency
(10MHz crystal used)
315 MHz band,2.5KHz step
433 MHz band,2.5KHz step
868 MHz band,5KHz step
915 MHz band,7.5KHz step
310.24
430.24
860.48
900.72
319.75
439.75
879.51
929.27
MHz