HYB25D128323C Datasheet, PDF (49/53 Pages) Infineon Technologies AG – 128 Mbit DDR SGRAM

HYB25D128323C[-3/-3.3/-3.6/-4.5/-5.0/L3.6/L4.5]
128 Mbit DDR SGRAM [4M x 32]
Electrical Characteristics
Table 20 HYB25D128323C–3.3
Frequency / t_CK
300 MHz / 3.3 ns
CAS latency
4
278 MHz / 3.6 ns 4
250 MHz / 4.0 ns 3
222 MHz / 4.5 ns 3
200 MHz / 5.0 ns 3
t_RC t_RFC
13 15
t_RAS
9
t_RP t_WR
42
t_RRD
3
t_DAL
6
t_RCDRD
4
t_RCDWR
2
Units
t_CK
13 15 9 4 2 3 6 4
2
t_CK
12 14 8 4 2 3 6 3
2
t_CK
10 12 7 3 2 2 5 3
2
t_CK
9 11 6 3 2 2 5 3
2
t_CK
Table 21 HYB25D128323C–3.6
Frequency / t_CK
278 MHz / 3.6 ns
CAS latency
4
250 MHz / 4.0 ns 4
222 MHz / 4.5 ns 3
200 MHz / 5.0 ns 3
t_RC t_RFC t_RAS t_RP t_WR t_RRD t_DAL t_RCDRD
13 15 9 4 2 3 6 4
t_RCDWR
2
Units
t_CK
13 15 9 4 2 3 6 4
2
t_CK
12 14 8 4 2 2 6 4
2
t_CK
10 12 7 3 2 2 5 3
2
t_CK
Table 22 HYB25D128323C–4.5
Frequency / t_CK
222 MHz / 4.5 ns
CAS latency
3
200 MHz / 5.0 ns 3
183 MHz / 5.5 ns 3
t_RC t_RFC t_RAS t_RP t_WR t_RRD t_DAL t_RCDRD
12 14 8 4 2 2 6 4
t_RCDWR
2
Units
t_CK
12 14 8 4 2 2 6 4
2
t_CK
12 14 8 4 2 2 6 4
2
t_CK
Table 23 HYB25D128323C–5
Frequency / t_CK
200 MHz / 5.0 ns
CAS latency
3
183 MHz / 5.5 ns 3
t_RC t_RFC t_RAS t_RP t_WR t_RRD t_DAL t_RCDRD
12 14 8 4 2 2 6 4
t_RCDWR
2
Units
t_CK
12 14 8 4 2 2 6 4
2
t_CK
Data Sheet
49
V1.7, 2003-07