MT47H256M4HQ-187E:E TR Micron Technology Inc, MT47H256M4HQ-187E:E TR Datasheet - Page 37

• Manufacturer Part Number: MT47H256M4HQ-187E:E TR
• Description: IC DDR2 SDRAM 1GBIT 60VFBGA
• Manufacturer: Micron Technology Inc
• Type: DDR2 SDRAMr

Specifications of MT47H256M4HQ-187E:E TR

• Format - Memory: RAM
• Memory Type: DDR2 SDRAM
• Memory Size: 1G (256M x 4)
• Speed: 1.875ns
• Interface: Parallel
• Voltage - Supply: 1.7 V ~ 1.9 V
• Operating Temperature: 0°C ~ 85°C
• Package / Case: 60-FBGA
• Organization: 256Mx4
• Density: 1Gb
• Address Bus: 17b
• Access Time (max): 350ps
• Maximum Clock Rate: 1.066GHz
• Operating Supply Voltage (typ): 1.8V
• Package Type: FBGA
• Operating Temp Range: 0C to 85C
• Operating Supply Voltage (max): 1.9V
• Operating Supply Voltage (min): 1.7V
• Supply Current: 190mA
• Pin Count: 60
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 557-1426-2

Table 11: AC Operating Specifications and Conditions (Continued)
Not all speed grades listed may be supported for this device; refer to the title page for speeds supported; Notes: 1–5 apply to the entire table;
V
DDQ
ODT to power-
down entry latency
ODT power-down
exit latency
ODT turn-on delay
ODT turn-off delay
ODT turn-on
ODT turn-off
ODT turn-on
(power-down
mode)
ODT turn-off
(power-down
mode)
ODT enable from
MRS command
= +1.8V ±0.1V, V
Parameter
AC Characteristics
DD
Symbol
t
t
t
AONPD
t
t
t
AOFPD
= +1.8V ±0.1V
t
AOND
ANPD
AOFD
t
AXPD
t
MOD
AON
AOF
(MIN)
(MIN)
2,000
Min
t
t
11
AC
AC
4
+
-187E
(MAX)
(MAX)
2,575
1,000
t
Max
CK +
t
t
2 ×
AC
AC
–
–
+
+
Min
MAX =
10
3
-25E
MIN =
Max
t
AC (MAX) + 600
–
–
t
AC (MIN)
Min
MAX = 2.5 ×
10
3
-25
MAX =
MIN =
Max
–
–
MAX = 2 ×
MIN =
t
t
MAX = n/a
CK +
AC (MIN) + 2,000
Min
t
MIN = 12
MAX =
MIN =
AC (MAX) + 600
3
8
t
2.5
-3E
AC (MIN)
2
MIN =
t
AC (MAX) + 1,000
t
CK +
Max
t
AC (MIN) + 2,000
t
AC (MAX) + 700
–
–
t
AC (MIN)
t
AC (MAX) + 1,000
Min
3
8
-3
Max
–
–
MAX =
Min
3
8
-37E
MIN =
Max
t
AC (MAX) + 1,000
–
–
t
AC (MIN)
Min
3
8
-5E
Max
–
–
Units Notes
t
t
t
t
CK
CK
CK
CK
ps
ps
ps
ps
ns
18, 45
19, 46
47, 48
18, 50
18
18
18
49