参数资料
型号: MT42L64M32D1KL-25 IT:A
厂商: Micron Technology Inc
文件页数: 128/164页
文件大小: 0K
描述: IC DDR2 SDRAM 2GBIT 168FBGA
标准包装: 1,000
格式 - 存储器: RAM
存储器类型: 移动 LPDDR2 SDRAM
存储容量: 2G(64M x 32)
速度: 400MHz
接口: 并联
电源电压: 1.14 V ~ 1.3 V
工作温度: -25°C ~ 85°C
封装/外壳: 168-WFBGA
供应商设备封装: 168-FBGA(12x12)
包装: 散装
2Gb: x16, x32 Mobile LPDDR2 SDRAM S4
Output Characteristics and Operating Conditions
Table 72: Differential AC and DC Output Levels
Symbol
V OHdiff(AC)
V OLdiff(AC)
Parameter
AC differential output HIGH measurement level (for output SR)
AC differential output LOW measurement level (for output SR)
Value
+ 0.2 x V DDQ
- 0.2 x V DDQ
Unit
V
V
Single-Ended Output Slew Rate
With the reference load for timing measurements, the output slew rate for falling and
rising edges is defined and measured between V OL(AC) and V OH(AC) for single-ended
signals.
Table 73: Single-Ended Output Slew Rate Definition
Measured
Description
From
To
Defined by
Single-ended output slew rate for rising edge
Single-ended output slew rate for falling edge
V OL(AC)
V OH(AC)
V OH(AC)
V OL(AC)
[V OH(AC) - V OL(AC)
[V OH(AC) - V OL(AC)
Δ TR SE
Δ TF SE
Note:
1. Output slew rate is verified by design and characterization and may not be subject to
production testing.
Figure 89: Single-Ended Output Slew Rate Definition
TF SE
TR SE
V OH(AC)
V REF
V OL(AC)
Time
Table 74: Single-Ended Output Slew Rate
Notes 1–5 apply to all parameters conditions
Value
Parameter
Single-ended output slew rate (output impedance = 40 Ω
Single-ended output slew rate (output impedance = 60 Ω
Output slew-rate-matching ratio (pull-up to pull-down)
Symbol
SRQ SE
SRQ SE
Min
1.5
1.0
0.7
Max
3.5
2.5
1.4
Unit
V/ns
V/ns
Notes:
1. Definitions: SR = slew rate; Q = output (similar to DQ = data-in, data-out); SE = single-
ended signals.
PDF: 09005aef83f3f2eb
2gb_mobile_lpddr2_s4_g69a.pdf – Rev. N 3/12 EN
128
Micron Technology, Inc. reserves the right to change products or specifications without notice.
2010 Micron Technology, Inc. All rights reserved.
相关PDF资料
PDF描述
IDT71V67803S133BQG8 IC SRAM 9MBIT 133MHZ 165FBGA
IDT71V65803S150PFG IC SRAM 9MBIT 150MHZ 100TQFP
IDT71V67903S85BQI8 IC SRAM 9MBIT 85NS 165FBGA
IDT71V67903S80BQI8 IC SRAM 9MBIT 80NS 165FBGA
IDT71V67903S75BQI8 IC SRAM 9MBIT 75NS 165FBGA
相关代理商/技术参数
参数描述