参数资料
型号: MT49H8M32
厂商: Micron Technology, Inc.
元件分类: 热敏电阻
英文描述: THERMISTOR PTC 100OHM 120DEG RAD
中文描述: 低延迟DRAM延迟DRAM
文件页数: 14/43页
文件大小: 652K
代理商: MT49H8M32
14
256: x16, x32 RLDRAM
MT49H8M32_3.p65 – Rev. 3, Pub. 6/02
Micron Technology, Inc., reserves the right to change products or specifications without notice.
2002, Micron Technology, Inc.
ADVANCE
256Mb: x16, x32
2.5V V
EXT
, 1.8V V
DD
, 1.8V V
DD
Q, RLDRAM
tTLTH
Test Clock
(TCK)
1
2
3
4
5
6
Test Mode Select
(TMS)
tTHTL
Test Data-Out
(TDO)
tTHTH
Test Data-In
(TDI)
tTHMX
tMVTH
tTHDX
tDVTH
tTLOX
tTLOV
DON’T CARE
UNDEFINED
TAP TIMING
TAP AC ELECTRICAL CHARACTERISTICS
(Notes 1, 2) (+20°C
T
J
+100°C, +1.7V
V
DD
+1.9V)
DESCRIPTION
Clock
Clock cycle time
Clock frequency
Clock HIGH time
Clock LOW time
Output Times
TCK LOW to TDO unknown
TCK LOW to TDO valid
TDI valid to TCK HIGH
TCK HIGH to TDI invalid
Setup Times
TMS setup
Capture setup
Hold Times
TMS hold
Capture hold
SYMBOL
MIN
MAX
UNITS
t
THTH
f
TF
t
THTL
t
TLTH
20
ns
50
MHz
ns
ns
10
10
t
TLOX
t
TLOV
t
DVTH
t
THDX
0
10
10
ns
ns
ns
ns
5
5
t
MVTH
t
CS
5
5
ns
ns
t
THMX
t
CH
5
5
ns
ns
NOTE:
1.
t
CS and
t
CH refer to the setup and hold time requirements of latching data from the boundary scan register.
2. Test conditions are specified using the load in Figure 4.
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