參數(shù)資料
型號: RX-4045NBAA
元件分類: XO, clock
英文描述: REAL TIME CLOCK, PDSO22
封裝: ROHS COMPLIANT, SON-22
文件頁數(shù): 36/37頁
文件大?。?/td> 554K
代理商: RX-4045NBAA
RX - 4045 SA / NB
Page - 5
MQ442-01
7.2. AC Electrical Characteristics
Unless otherwise specified: GND = 0 V, VDD = 1.7 V to 5.5 V, Ta = 40 °C to +85 °C
Input conditions: VIH = 0.8 × VDD, VIL = 0.2 × VDD, VOH = 0.8 × VDD, VOL = 0.2 ×VDD, CL = 50 pF
Item
Symbol
Condition
Min.
Typ.
Max.
Unit
CE setup time
tCES
400
ns
CE hold time
tCEH
400
ns
CE recovery time
tCR
62
s
CLK clock frequency
fCLK
1.0
MHz
CLK " H " pulse width
tCKH
400
ns
CLK " L " pulse width
tCKL
400
ns
CLK setup time
tCKS
200
ns
Data output delay time
tRD
300
ns
Data output floating time
tRZ
300
ns
Data output floating time after falling if CE
tCEZ
300
ns
Input data setup time
tDS
200
ns
Input data hold time
tDH
200
ns
CLK
tCES
DO
DI
CE
tRD
tCKL
tCEZ
tDS
tDH
tRD
tCEH
tCKH
tCKS
tCR
tRZ
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