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SMSXXXAF Datasheet(PDF) 29 Page - Numonyx B.V

Part # SMSXXXAF
Description  64 MByte, 128 MByte, 256 MByte 512 MByte and 1 GByte, 3.3V Supply Secure Digital??Card
PDF  61 Pages
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Manufacturer  NUMONYX [Numonyx B.V]
Direct Link  http://www.numonyx.com
Logo NUMONYX - Numonyx B.V

SMSXXXAF Datasheet(HTML) 29 Page - Numonyx B.V

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SMSxxxAF, SMSxxxFF, SMSxxxBF
SD memory card hardware interface
29/61
Figure 15.
Bus Signal levels
Table 16.
Bus Operating Conditions
Symbol
Parameter
Min
Max.
Unit
Remark
Peak voltage on all lines
−0.3
VDD+0.3
V
Input Leakage Current
−10
10
A
Output Leakage Current
−10
10
A
VDD
Supply voltage
2.0
3.6
V
Supply voltage specified in OCR register
VSS1, VSS2 Supply voltage differentials
−0.3
0.3
V
power-up time
250
ms
RCMD, RDAT Pull-up resistance
10
100
K
Ω
CL
Bus signal line capacitance
250
pF
fPP < 5MHz
21 Cards
100
pF
fPP < 20MHz
21 Cards
CCARD
Single Card capacitance
10
pF
Maximum signal line Inductance
16
nH
fPP < 20MHz
RDAT3
Pull-up resistance inside card (pin1)
10
90
K
Ω
Low
Input Level
High
Input Level
Low
Output Level
High
Output Level
Undefined
V
t
VDD
VOH
VIH
VIL
VOL
VSS
ai10044
Table 17.
Bus Signal Condition - I/O Signal Voltages
Symbol
Parameter
Conditions
Min
Max.
Unit
VOH
HIGH Output voltage
IOH = −100µA at VDD min
0.75VDD
V
VOL
LOW Output voltage
IOL = 100µA at VDD min
0.125VDD
V
VIH
HIGH Input voltage
0.625VDD
VDD + 0.3
V
VIL
LOW Input voltage
VSS −0.3
0.25VDD
V



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