H5TQ4G43AMR HYNIX [Hynix Semiconductor], H5TQ4G43AMR Datasheet - Page 25

• Manufacturer Part Number: H5TQ4G43AMR
• Description: 4Gb DDR3 SDRAM
• Manufacturer: HYNIX [Hynix Semiconductor]

Input/Output Capacitance
Rev. 1.0 / Dec. 2009
Input/output capacitance
(DQ, DM, DQS, DQS,
TDQS, TDQS)
Input capacitance, CK and
CK
Input capacitance delta
CK and CK
Input capacitance delta,
DQS and DQS
Input capacitance
(All other input-only pins)
Input capacitance delta
(All CTRL input-only pins)
Input capacitance delta
(All ADD/CMD input-only
pins)
Input/output capacitance
delta
Input/output capacitance
of ZQ pin
Notes:
1. Although the DM, TDQS and TDQS pins have different functions, the loading matches DQ and DQS.
2. This parameter is not subject to production test. It is verified by design and characterization. The capacitance is
3. This parameter applies to monolithic devices only; stacked/dual-die devices are not covered here
4. Absolute value of C
5. Absolute value of C
6. C
7. C
8. C
9. C
10. C
11. C
12. Maximum external load capacitance an ZQ pin: 5 pF.
(DQ, DM, DQS, DQS)
measured according to JEP147(“PROCEDURE FOR MEASURING INPUT CAPACITANCE USING A VECTOR NETWORK
ANALYZER(VNA)”) with VDD, VDDQ, VSS,VSSQ applied and all other pins floating (except the pin under test, CKE,
RESET and ODT as necessary). VDD=VDDQ=1.5V, VBIAS=VDD/2 and on-die termination off.
DI_CTR
I
DI_CTRL
DI_ADD_CMD
applies to ODT, CS, CKE, A0-A15, BA0-BA2, RAS, CAS, WE.
DI_ADD_CMD
DIO
Parameter
=C
applies to ODT, CS and CKE.
=C
IO
(DQ) - 0.5*(C
I
(CNTL) - 0.5 * C
applies to A0-A15, BA0-BA2, RAS, CAS and WE.
=C
I
(ADD_CMD) - 0.5*(C
CK
IO
-C
(DQS)-C
CK
IO
.
C
(DQS)+C
Symbol
C
DI_ADD_C
C
DI_CTRL
C
C
C
I
C
DDQS
C
(CLK) + C
MD
CTRL
IO
DCK
C
DIO
CK
IO
I
(DQS).
IO
(DQS))
I
(CLK)+C
Min
I
-0.4
-0.4
-0.5
-1.0
-1.0
3.4
2.0
2.0
1.2
(CLK))
DDR3-800
I
(CLK))
Max
6.3
4.2
0.4
0.4
4.2
0.5
1.0
1.0
2.2
Min
-0.4
-0.4
-0.5
-1.0
-1.0
DDR3-1066
3.4
2.0
2.0
1.2
Max
6.3
4.2
0.4
0.4
4.2
0.5
1.0
1.0
2.2
Min
-0.3
-0.3
-0.4
-0.8
-0.8
DDR3-1333
3.4
2.0
2.0
1.2
Max
-0.4
6.0
4.0
0.3
0.3
4.0
0.8
0.8
2.2
Units
pF
pF
pF
pF
pF
pF
pF
pF
pF
2,3,9,10
Notes
2,3,7,8
2,3,11
2,3,12
1,2,3
2,3,4
2,3,5
2,3,6
2,3
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