WCMA2016U4B
Electrical Characteristics
Over the Operating Range
WCMA2016U4B-55
Param-
eter
V
OH
V
O L
V
IH
V
IL
I
IX
I
OZ
I
CC
Description
Output HIGH Voltage
Output LOW Voltage
Input HIGH Voltage
Input LOW Voltage
Input Leakage Cur-
rent
Output Leakage Cur-
rent
V
CC
Operating Supply
Current
Automatic CE
Power-Down Cur-
rent— CMOS Inputs
Automatic CE
Power-Down Cur-
rent— CMOS Inputs
GND < V
I
< V
CC
GND < V
O
< V
CC
, Output Dis-
abled
f = f
MAX
= 1/t
RC
f = 1 MHz
V
CC
= 3.3V
I
OUT
= 0 mA
CMOS Lev-
els
Test Conditions
I
OH
= –1.0 mA
I
O L
= 2.1mA
V
CC
= 2.7V
V
CC
= 2.7V
2.2
–0.3
–1
–1
7
1.5
2
Min.
2.4
0.4
V
CC
+
0.5V
0.8
+1
+1
15
3
10
2.2
–0.3
–1
–1
7
1.5
2
Typ.
[4]
Max.
WCMA2016U4B-70
Min.
2.4
0.4
V
CC
+
0.5V
0.8
+1
+1
15
3
10
µA
Typ.
[4]
Max.
Unit
V
V
V
V
µA
µA
mA
I
SB1
CE > V
CC
– 0.2V
V
IN
> V
CC
– 0.2V or V
IN
< 0.2V,
f = f
max
(Address and Data Only),
f=0 (OE,WE,BHE and BLE)
I
SB2
CE > V
CC
– 0.2V
V
IN
> V
CC
– 0.2V or V
IN
< 0.2V,
f = 0, Vcc=3.3V
Capacitance
[5]
Parameter
C
IN
C
OUT
Description
Input Capacitance
Output Capacitance
Test Conditions
T
A
= 25°C, f = 1 MHz,
V
CC
= V
CC(typ.)
Max.
6
8
Unit
pF
pF
Thermal Resistance
Description
Thermal Resistance
(Junction to Ambient)
[5]
Thermal Resistance
(Junction to Case)
[5]
Note:
5. Tested initially and after any design or process changes that may affect these parameters.
Test Conditions
Still Air, soldered on a 4.25 x 1.125 inch, 4-layer
printed circuit board
Symbol
Θ
JA
Θ
JC
BGA
55
16
Units
°C/W
°C/W
3
WEIDA [ WEIDA SEMICONDUCTOR, INC. ]
