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WM72016 数据表(PDF) 26 Page - Ramtron International Corporation

部件名 WM72016
功能描述  16Kbit Secure F-RAM Memory with Gen-2 RFID Access & Serial Port Direct Memory Access
PDF  32 Pages
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制造商  RAMTRON [Ramtron International Corporation]
网页  http://www.ramtron.com
标志 RAMTRON - Ramtron International Corporation

WM72016 数据表(HTML) 26 Page - Ramtron International Corporation

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WM72016 – Secure F-RAM with Gen-2 RFID and Serial Port
Rev. 1.4
May 2011
Page 26 of 32
DSPI Serial Port DC Characteristics (TA = -40C to + 85C unless otherwise specified)
Symbol
Parameter
Min
Typ
Max
Units
Notes
VDDR,
VDDRAW
Power Supply Pins
2.1
2.5
3.0
V
1
IDD
Power Supply Operating Current
15
25
µA
VIL
Input Low Voltage
-0.3
0.3 VDDR
V
VIH
Input High Voltage
0.7 VDDR
VDDR+0.3
V
VOL
Output Low Voltage
-
0.3
V
VOH
Output High Voltage
VDDR - 0.3
-
V
NOTES:
1.
Measured at the pin.
DSPI Serial Port AC Characteristics (TA = -40C to + 85C, VDD = 2.1V to 3.0V unless otherwise specified)
Symbol
Parameter
Min
Typ
Max
Units
Notes
tPSU
VDDR Setup Time
1.5
-
ms
tPH
VDDR Hold Time
0
-
ns
tCSD
Chip Select Setup to Data Valid Time
10
-
ns
tCSH
Chip Select Hold Time
10
-
ns
tSU
Data Setup Time
10
tCLK/2 - 10
ns
tHD
Data Hold Time
10
-
ns
tDD
Read Data Valid Time
600
ns
tCLK
Clock Period
1.6
-
µs
tWD
Instruction to Data Word Timing
tCLK/2
-
tACK
Interrupt Acknowledge Setup Time
10
-
ns



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