参数资料
型号: M34559G6FP
元件分类: 微控制器/微处理器
英文描述: 4-BIT, MROM, 6 MHz, MICROCONTROLLER, PQFP52
封装: 10 X 10 MM, 0.65 MM PITCH, PLASTIC, LQFP-52
文件页数: 17/93页
文件大小: 1810K
代理商: M34559G6FP
CLRC663
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2011. All rights reserved.
Preliminary data sheet
COMPANY PUBLIC
Rev. 3.1 — 26 September 2011
171131
113 of 126
NXP Semiconductors
CLRC663
Contactless reader IC
Remark: To send more bytes in one data stream the NSS signal must be LOW during the
send process. To send more than one data stream the NSS signal must be HIGH between
each data stream.
tHD;DAT
data hold time
0
900
450
ns
tSU;DAT
data set-up time
100
-
ns
tr
rise time
SCL signal
20
300
120
ns
tf
fall time
SCL signal
20
300
120
ns
tr
rise time
SDA and SCL
signals
20
300
120
ns
tf
fall time
SDA and SCL
signals
20
300
120
ns
tBUF
bus free time between a STOP
and START condition
1.3
-
0.5
s
Fig 34. Timing diagram for SPI
Fig 35. Timing for fast and standard mode devices on the I2C-bus
Table 244. I2C-bus timing in Fast mode and Fast mode Plus …continued
Symbol Parameter
Conditions
Fast mode
Plus
Unit
Min
Max
Min
Max
001aaj641
tSCKL
tSCKH
tSCKL
tDQXCH
tDSHQX
tDQXCH
th(SCKL-Q)
tCLSH
SCK
MOSI
MISO
MSB
LSB
NSS
001aaj635
SDA
tf
SCL
tLOW
tf
tSP
tr
tHD;STA
tHD;DAT
tHD;STA
tr
tHIGH
tSU;DAT
SSr
P
S
tSU;STA
tSU;STO
tBUF
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