參數(shù)資料
型號: IDT72T18115L6-7BBI
廠商: Integrated Device Technology, Inc.
英文描述: 2.5 VOLT HIGH-SPEED TeraSync FIFO 18-BIT/9-BIT CONFIGURATIONS
中文描述: 2.5伏高速TeraSync先進先出18-BIT/9-BIT配置
文件頁數(shù): 11/55頁
文件大?。?/td> 540K
代理商: IDT72T18115L6-7BBI
11
COMMERCIAL AND INDUSTRIAL
TEMPERATURE RANGES
IDT72T1845/55/65/75/85/95/105/115/125 2.5V TeraSync 18-BIT/9-BIT FIFO
2Kx18/4Kx9, 4Kx18/
8Kx9, 8Kx18/16Kx9, 16Kx18/32Kx9, 32Kx18/64Kx9, 64Kx18/128Kx9, 128Kx18/256Kx9, 256Kx18/512Kx9, 512Kx18/1Mx9
DC ELECTRICAL CHARACTERISTICS
(Commercial: V
CC
= 2.5V ± 0.125V, T
A
= 0
°
C to +70
°
C;Industrial: V
CC
= 2.5V ± 0.125V, T
A
= -40
°
C to +85
°
C)
Symbol
I
LI
I
LO
V
OH
(5)
Parameter
Min.
–10
–10
Max.
10
10
0.4V
0.4V
0.4V
Unit
μ
A
μ
A
V
V
V
V
V
V
Input Leakage Current
Output Leakage Current
Output Logic “1” Voltage,
I
OH
= –8 mA @V
DDQ
= 2.5V
±
0.125V (LVTTL)
I
OH
= –8 mA @V
DDQ
= 1.8V
±
0.1V (eHSTL)
I
OH
= –8 mA @V
DDQ
= 1.5V
±
0.1V (HSTL)
I
OL
= 8 mA
@V
DDQ
= 2.5V
±
0.125V (LVTTL)
I
OL
= 8 mA
@V
DDQ
= 1.8V
±
0.1V (eHSTL)
I
OL
= 8 mA
@V
DDQ
= 1.5V
±
0.1V (HSTL)
V
DDQ
-0.4
V
DDQ
-0.4
V
DDQ
-0.4
V
OL
Output Logic “0” Voltage,
IDT72T1845/72T1855/72T1865/72T1875/72T1885/72T1895
I
CC1
(1,2)
Active V
CC
Current (V
CC
= 2.5V)
I/O = LVTTL
I/O = HSTL
I/O = eHSTL
I/O = LVTTL
I/O = HSTL
I/O = eHSTL
40
60
60
10
50
50
mA
mA
mA
mA
mA
mA
I
CC2
(1)
Standby V
CC
Current (V
CC
= 2.5V)
IDT72T18105/72T18115/72T18125
I
CC1
(1,2)
Active V
CC
Current (V
CC
= 2.5V)
I/O = LVTTL
I/O = HSTL
I/O = eHSTL
I/O = LVTTL
I/O = HSTL
I/O = eHSTL
50
70
70
20
60
60
mA
mA
mA
mA
mA
mA
I
CC2
(1)
Standby V
CC
Current (V
CC
= 2.5V)
NOTES:
1. Both WCLK and RCLK toggling at 20MHz. Data inputs toggling at 10MHz.
WCS
= HIGH,
REN
or
RCS
= HIGH.
2. For the IDT72T18105/72T18115/72T18125, typical I
CC1
calculation (with data outputs in Low-Impedance)
:
for LVTTL I/O I
CC1
(mA) = 1.0 x fs, fs = WCLK = RCLK frequency (in MHz)
for HSTL or eHSTL I/O I
CC1
(mA) = 30 + (1.0 x fs), fs = WCLK = RCLK frequency (in MHz)
For the IDT72T1845/72T1855/72T1865/72T1875/72T1885/72T1895, typical I
CC1
calculation (with data outputs in Low-Impedance)
:
for LVTTL I/O I
CC1
(mA) = 0.7mA x fs, fs = WCLK = RCLK frequency (in MHz)
for HSTL or eHSTL I/O I
CC1
(mA) = 30 + (0.7 x fs), fs = WCLK = RCLK frequency (in MHz).
3. For all devices, typical I
DDQ
calculation:
with data outputs in High-Impedance: I
DDQ
(mA) = 0.15 x fs, fs = WCLK = RCLK frequency (in MHz)
with data outputs in Low-Impedance: I
DDQ
(mA) = (C
L
x V
DDQ
x fs
x N)/2000
fs = WCLK = RCLK frequency (in MHz), V
DDQ
= 2.5V for LVTTL; 1.5V for HSTL; 1.8V for eHSTL, C
L
= capacitive load (pf), t
A
= 25°C,
N= Number of outputs switching.
4. Total Power consumed: PT = (V
CC
x I
CC
) + V
DDQ
x I
DDQ
).
5. Outputs are not 3.3V tolerant.
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