IP4855CX25 NXP [NXP Semiconductors], IP4855CX25 Datasheet - Page 16

• Manufacturer Part Number: IP4855CX25
• Description: SD 3.0-compliant memory card integrated voltage level translator with EMI filter and ESD protection
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
Table 13.
V
R
output rise time and output fall time
IP4855CX25
Product data sheet
Symbol
Memory card-side output pins: CLK_SD, CMD_SD and DATA0_SD to DATA3_SD; 2.9 V mode (SEL = LOW)
Reference points at 20 % and 70 %
t
Reference points at 10 % and 90 %
t
Memory card-side output pins: CLK_SD, CMD_SD and DATA0_SD to DATA3_SD; 1.8 V mode (SEL = HIGH)
Reference points at 20 % and 70 %
t
t
Reference points at 10 % and 90 %
t
t
t
t
t
t
SUPPLY
source
= 50
= 4 V; unless otherwise specified; track impedance 35
Parameter
transition time
transition time
transition time
transition time
transition time
Output rise and fall times card side

; see
13.2 Interface voltage timing data
Figure 7
for set-up circuit and
C
C
C
C
C
Conditions
nominal case; T
best case; T
worst case; T
C
nominal case; T
best case; T
worst case; T
nominal case; T
best case; T
worst case; T
C
nominal case; T
best case; T
worst case; T
nominal case; T
best case; T
worst case; T
nominal case; T
best case; T
worst case; T
nominal case; T
best case; T
worst case; T
[2]
[2]
L
L
L
L
L
L
L
= 10 pF
= 20 pF
= 10 pF
= 20 pF
= 10 pF
= 20 pF
= 10 pF
SD 3.0-compliant memory card integrated dual voltage level translator
All information provided in this document is subject to legal disclaimers.
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Rev. 1 — 13 September 2012
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Figure 8
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= 40 C; V
= 40 C; V
= 40 C; V
= 40 C; V
= 40 C; V
= 40 C; V
= 40 C; V
= +85 C; V
= +85 C; V
= +85 C; V
= +85 C; V
= +85 C; V
= +85 C; V
= +85 C; V
= +25 C; V
= +25 C; V
= +25 C; V
= +25 C; V
= +25 C; V
= +25 C; V
= +25 C; V
for timing diagram; V

LDO
LDO
LDO
LDO
LDO
LDO
LDO
LDO
LDO
LDO
LDO
LDO
LDO
LDO
, track length (to and from IP4855CX25) 15 mm;
LDO
LDO
LDO
LDO
LDO
LDO
LDO
= 3.6 V
= 3.6 V
= 3.6 V
= 3.6 V
= 1.95 V
= 1.95 V
= 1.95 V
= 2.7 V
= 2.7 V
= 2.7 V
= 2.7 V
= 1.7 V
= 1.7 V
= 1.7 V
= 2.9 V
= 2.9 V
= 2.9 V
= 2.9 V
= 1.8 V
= 1.8 V
= 1.8 V
CCA
= 1.8 V; transition time is the same as
[1]
[1]
[1]
Min.
0.8
0.8
0.8
1.4
1.3
1.4
1.9
1.9
2.0
2.9
2.9
2.9
0.8
0.8
0.8
1.4
1.3
1.4
1.9
1.9
2.0
IP4855CX25
Typ
1.0
1.6
2.1
3.1
1.1
1.6
2.1
1.1
1.1
1.6
1.6
2.0
2.2
3.0
3.2
1.0
1.1
1.6
1.6
2.0
2.2
© NXP B.V. 2012. All rights reserved.
Max
1.3
1.2
1.3
1.9
1.8
1.9
2.4
2.2
2.4
3.4
3.2
3.5
1.3
1.2
1.3
1.9
1.8
1.9
2.4
2.2
2.4
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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