ncn4557 ON Semiconductor, ncn4557 Datasheet - Page 7

• Manufacturer Part Number: ncn4557
• Description: 1.8 V/3.0 V Dual Sim/sam/smart Card Power Supply And Level Shifter
• Manufacturer: ON Semiconductor

NOTE: Device will meet the specifications after thermal equilibrium has been established when mounted in a test socket or printed circuit
3. All the dynamic specifications (AC specifications) are guaranteed by design over the operating temperature range.
CARD INTERFACE SECTION (−40°C to +85°C)
6,15
5,16
7,14
Pin
8
board with maintained transverse airflow greater than 500 lfpm. Electrical parameters are guaranteed only over the declared operating
temperature range. Functional operation of the device exceeding these conditions is not implied. Device specification limit values are
applied individually under normal operating conditions and not valid simultaneously.
CRD_RSTA
CRD_RSTB
CRD_CLKA
CRD_CLKB
R
CRD_I/OA
CRD_I/OB
pu_CRD_I/O
Symbol
CRD_V
CRD_V
CRD_V
Output Duty Cycle
Max Output Frequency
Output V
Output V
Output CRD_CLK Rise Time @ C
Output CRD_CLK Fall Time @ C
CRD_V
Output Duty Cycle
Max Output Frequency
Output V
Output V
Output CRD_CLK Rise Time @ C
Output CRD_CLK Fall Time @ C
CRD_V
Output V
Output V
CRD_I/O Rise Time @ C
CRD_I/O Fall Time @ C
CRD_V
Output V
Output V
CRD_I/O Rise Time @ C
CRD_I/O Fall Time @ C
Short−Circuit Current, V
Card I/O Pullup Resistor
CC
CC
CC
CC
CC
CC
OH
OL
OH
OL
OH
OL
OH
OL
Output RESET V
Output RESET V
Output RESET Rise Time @ C
Output RESET Fall Time @ C
Output RESET V
Output RESET V
Output RESET Rise Time @ C
Output RESET Fall Time @ C
= +3 V
= +1.8 V
= +3 V
= +1.8 V
= +3 V
= +1.8 V
@ ICRD_clk = +200 mA
@ ICRD_clk = +200 mA
@ I
@ I
@ ICRD_clk = −20 mA
@ ICRD_clk = −20 mA
@ I
@ I
CRD_IO
CRD_IO
CRD_IO
CRD_IO
= +1 mA, V
= +1 mA, V
= −20 mA, V
= −20 mA, V
I/O
out
out
Rating
out
out
= 0 V
= 30 pF
= 30 pF
OH
OL
OH
OL
= 30pF
= 30 pF
@ ICRD_rst = +200 mA
@ ICRD_rst = +200 mA
@ ICRD_rst = −20 mA
@ ICRD_rst = −20 mA
out
out
out
out
I/O
I/O
I/O
I/O
http://onsemi.com
= 30 pF
= 30 pF
= 30 pF
= 30 pF
= 0V
= 0 V
=V
= V
out
out
NCN4557
DD
out
out
DD
= 30 pF
= 30 pF
= 30 pF
= 30 pF
7
0.9 * CRD_V
0.9 * CRD_V
0.9 * CRD_V
0.9 * CRD_V
0.8 * CRD_V
0.8 * CRD_V
Min
40
40
10
0
0
5
0
5
0
0
0
CC
CC
CC
CC
CC
CC
Typ
14
4
CRD_V
CRD_V
CRD_V
CRD_V
CRD_V
CRD_V
Max
0.3
0.8
0.8
0.3
0.8
0.8
0.3
0.3
0.4
0.8
0.8
0.3
0.8
0.8
60
18
18
60
18
18
15
18
CC
CC
CC
CC
CC
CC
Unit
MHz
MHz
mA
kW
ms
ms
ms
ms
ns
ns
ns
ns
ms
ms
ms
ms
%
%
V
V
V
V
V
V
V
V
V
V
V
V