參數(shù)資料
型號: M34559G6FP
元件分類: 微控制器/微處理器
英文描述: 4-BIT, MROM, 6 MHz, MICROCONTROLLER, PQFP52
封裝: 10 X 10 MM, 0.65 MM PITCH, PLASTIC, LQFP-52
文件頁數(shù): 72/93頁
文件大小: 1810K
代理商: M34559G6FP
CBTU4411_3
NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 03 — 12 October 2009
8 of 20
NXP Semiconductors
CBTU4411
11-bit DDR2 SDRAM MUX/bus switch with 12
ON resistance
7.
Limiting values
[1]
The input and output negative voltage ratings may be exceeded if the input and output clamping current
ratings are observed.
8.
Recommended operating conditions
[1]
Vbias > 0.5 × VDD is reserved for test purposes only.
Table 6.
Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
The package thermal impedance is calculated in accordance with JESD 51.
Symbol
Parameter
Conditions
Min
Max
Unit
VDD
supply voltage
0.5
+2.5
V
IIK
input clamping current
VI/O <0V
-
50
mA
VI
input voltage
S0, S1 pins only
[1] -VDD + 0.3
V
except S0, S1 pins
0.5
+2.5
V
Tstg
storage temperature
65
+150
°C
Table 7.
Operating conditions
All unused control inputs of the device must be held at VDD or GND to ensure proper device operation.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
VDD
supply voltage
1.7
-
1.9
V
Vref
reference voltage
0.49
× VDD
0.50
× VDD
0.51
× VDD
V
Vbias
bias voltage
pull-down resistor input
0.30
× VDD
0.33
× VDD
V
VT
termination voltage
Vref 0.04
Vref
Vref + 0.04
V
Vi
input voltage
0
-
VDD
V
VIH(AC)
AC HIGH-level input voltage
S0, S1 inputs
Vref + 0.250 -
-
V
VIL(AC)
AC LOW-level input voltage
S0, S1 inputs
-
Vref 0.250
V
VIH(DC)
DC HIGH-level input voltage
S0, S1 inputs
Vref + 0.125 -
-
V
VIL(DC)
DC LOW-level input voltage
S0, S1 inputs
-
Vref 0.125
V
VIH
HIGH-level input voltage
EN, STREN, TERM pins
0.65
× VDD
--V
VIL
LOW-level input voltage
EN, STREN, TERM pins
-
0.35
× VDD
V
Tamb
ambient temperature
operating in free air
0
-
+85
°C
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