
PC133 SDRAM Unbuffered DIMM
HYM7V73A801B F-Series
Rev. 1.1/Apr.01
9
DC CHARACTERISTICS I
(TA = 0 to 70
°
C, VDD = 3.3 
±
 0.3V)
UNIT
PARAMETER
SYMBOL
MIN
MAX
NOTE
Input Leakage Current
ILI
-9
9
uA
1
Output Leakage Current
ILO
-1
1
uA
2
Output High Voltage
VOH
2.4
-
V
IOH = -4mA
Output Low Voltage
VOL
-
0.4
V
IOL = +4mA
Note :
 1. VIN = 0 to 3.6V. All other pins are not tested under VIN = 0V.
      2. DOUT is disabled. VOUT = 0 to 3.6V.
DC CHARACTERISTICS II
(TA = 0 to 70
°
C, VDD = 3.3 
±
 0.3V, VSS = 0V)
SPEED
PARAMETER
SYMBOL
TEST CONDITION
-75
UNIT
NOTE
Operating Current
IDD1
Burst Length = 1, One bank active
tRC 
≥
 tRC(min), IOL = 0mA
810
mA
1
IDD2P
CKE 
≤
 VIL(max), tCK = min
18
mA
Precharge Standby Current
in Power Down Mode
IDD2PS
CKE 
≤
 VIL(max), tCK = 
∞
18
mA
IDD2N
CKE 
≥
 VIH(min), /CS 
≥
 VIH(min), tCK = min
Input signals are changed one time during
2clks. All other pins 
≥
 VDD – 0.2V or 
≤
 0.2V
135
mA
Precharge Standby Current
in Non Power Down Mode
IDD2NS
CKE 
≥
 VIH(max), tCK = 
∞
Input signals are stable.
135
mA
IDD3P
CKE 
≤
 VIL(max), tCK = min
45
mA
Active Standby Current
in Power Down Mode
IDD3PS
CKE 
≤
 VIL(max), tCK = 
∞
45
mA
IDD3N
CKE 
≥
 VIH(min), /CS 
≥
 VIH(min), tCK = min
Input signals are changed one time during
2clks. All other pins 
≥
 VDD – 0.2V or 
≤
 0.2V
270
mA
Active Standby Current
in Non Power Down Mode
IDD3NS
CKE 
≥
 VIH(max), tCK = 
∞
Input signals are stable.
270
mA
CL = 3
1080
Burst 
Current
Mode 
Operating
IDD4
tCK 
≥
 tCK(min), IOL = 0mA
All banks active
CL = 2
810
mA
1
Auto Refresh Current
IDD5
tRRC 
≥
 tRRC(min), All banks active
1800
mA
2
Self Refresh Current
IDD6
CKE 
≤
 0.2V
18
mA
Note :
 1. IDD1 and IDD4 depend on output loading and cycle rates. Specified values are measured with the output open.
      2. Min. of tRRC (Refresh /RAS cycle time) is shown at AC CHARACTERISTICS II.