參數(shù)資料
型號: MFRC52201HN1
廠商: NXP Semiconductors N.V.
元件分類: 通信及網(wǎng)絡(luò)
英文描述: Contactless reader IC
封裝: MFRC52201HN1<SOT617-1 (HVQFN32)|<<http://www.nxp.com/packages/SOT617-1.html<1<Always Pb-free,;MFRC52201HN1<SOT617-1 (HVQFN32)|<<http://www.nxp.com/packages/SOT617-1.html&
文件頁數(shù): 75/92頁
文件大小: 691K
代理商: MFRC52201HN1
MFRC522_35
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2010. All rights reserved.
Product data sheet
PUBLIC
Rev. 3.5 — 21 June 2010
112135
75 of 92
NXP Semiconductors
MFRC522
Contactless reader IC
[2]
I
pd
is the total current for all supplies.
I
DD(PVDD)
depends on the overall load at the digital pins.
I
DD(TVDD)
depends on V
DD(TVDD)
and the external circuit connected to pins TX1 and TX2.
During typical circuit operation, the overall current is below 100 mA.
[3]
[4]
[5]
[6]
Typical value using a complementary driver configuration and an antenna matched to 40
Ω
between pins TX1 and TX2 at 13.56 MHz.
[7]
I
DD(SVDD)
depends on the load at pin MFOUT.
14.1 Timing characteristics
Table 154. SPI timing characteristics
Symbol
Parameter
t
WL
pulse width LOW
t
WH
pulse width HIGH
t
h(SCKH-D)
SCK HIGH to data input
hold time
t
su(D-SCKH)
data input to SCK HIGH
set-up time
t
h(SCKL-Q)
SCK LOW to data output
hold time
t
(SCKL-NSSH)
SCK LOW to NSS HIGH
time
t
NHNL
NSS high before
communication
Fig 24. Pin RX input voltage range
001aak012
VMID
0 V
1 V
V
DDA
+ 1 V
V
mod
V
i(p-p)(max)
V
i(p-p)(min)
13.56 MHz
carrier
Conditions
line SCK
line SCK
SCK to changing
MOSI
changing MOSI to
SCK
SCK to changing
MISO
Min
50
50
25
Typ
-
-
-
Max
-
-
-
Unit
ns
ns
ns
25
-
-
ns
-
-
25
ns
0
-
-
ns
50
-
-
ns
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