Applicable over recommended operating range from " />
參數資料
型號: AT88SC018-SU-CM-T
廠商: Atmel
文件頁數: 9/11頁
文件大?。?/td> 0K
描述: IC CRYPTOCOMPANION RF/MEM 8SOIC
產品培訓模塊: CryptoAuthentication™ Introduction
標準包裝: 4,000
系列: *
CryptoCompanion
Chip
7
5277DS–CryptoCompanion–9/09
Table 4.
AC Characteristics
(1)
Applicable over recommended operating range from VCC = +2.7 to 3.6 V,
TAC = -40
o C to 85o C, CL = 30pF (unless otherwise noted)
Symbol
Parameter
Min
Max
Units
fCLK
Clock Frequency
0
400
kHz
Clock Duty cycle
(2)
40
60
%
tR
Rise Time - SDA, RST, PDN
(2)
300
nS
tF
Fall Time - SDA, RST, PDN
(2)
300
nS
tR
Rise Time - SCL
(2)
300
nS
tF
Fall Time - SCL
(2)
300
nS
tAA
Clock Low to Data Out Valid
900
nS
tHD.STA
Start Hold Time
600
nS
tSU.STA
Start Set-up Time
600
nS
tHD.DAT
Data In Hold Time
100
nS
tSU.DAT
Data In Set-up Time
100
nS
tSU.STO
Stop Set-up Time
600
nS
tDH
Data Out Hold Time
50
900
nS
Note:
1. Typical values at 25° C. Maximum values are characterized values and not test limits in production.
2. This parameter is not tested. Values are based on characterization and/or simulation data.
Figure 2. SCL: Serial Clock, SDA: Serial Data I/O
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