8T49N488 Datasheet, PDF (15/36 Pages) Integrated Device Technology – Fourth generation FemtoClock

8T49N488 DATA SHEET
Table 5C. LVCMOS/LVTTL DC Characteristics, T_A = -40°C to 85°C
Symbol
Parameter
Test Conditions
V_IH
Input High Voltage
V_{CC_X} = 2.5V
V_IL
Input Low Voltage
V_{CC_X} = 2.5V
PLL_BYPASS,
Input
REFCLK,
V_{CC_X} = V_IN = 2.625V
I_IH
High Current; _{CLK_SELx}
NOTE 1
SCLK, SDATA
V_{CC_X} = V_IN = 2.625V
PLL_BYPASS,
Input
REFCLK,
V_{CC_X} = 2.625V, V_IN = 0V
I_IL
Low Current; _{CLK_SELx}
NOTE 1
SCLK, SDATA
V_{CC_X} = 2.625V, V_IN = 0V
V_OH
Output
SDATA,
High Voltage LOCKx
V_{CCO_X} = 2.625V, I_OH = -8mA
V_OL
Output
SDATA,
Low Voltage LOCKx
V_{CCO_X} = 2.625V, I_OH = 8mA
Minimum
1.7
-0.3
-5
-150
1.8
Typical
Maximum
V_CC + 0.3
0.7
Units
V
V
150
µA
5
µA
µA
µA
V
0.5
V
NOTE: X denotes: A, B, C or D.
NOTE 1: For PLL_BYPASS, REFCLK, SCLK and SDATA pins, specification is for each individual PLL and is guaranteed by design. Production
Test is performed with all PLLs combined.
Table 5D. Differential DC Characteristics, V_{CC_X} = V_{CCO_X} = 2.5V ± 5%, V_EE = 0V, T_A = -40°C to 85°C
Symbol
Parameter
Test Conditions
Minimum
Typical
Maximum
CLK0[A:D],
Input
nCLK0[A:D],
I_IH
High Current CLK1[A:D],
V_{CC_X} = V_IN = 2.625V
150
nCLK1[A:D],
CLK0[A:D],
Input
CLK1[A:D],
V_{CC_X}= 2.625V, V_IN = 0V
-5
I_IL
Low Current nCLK0[A:D],
nCLK1[A:D]
V_{CC_X} =2.625V, V_IN = 0V
-150
V_PP
V_CMR
Peak-to-Peak Voltage
Common Mode Input
Voltage; NOTE 1
0.15
V_EE + 0.5
1.3
V_CC – 1.0
NOTE: X denotes: A, B, C or D.
NOTE 1: Common mode input voltage is defined at the crosspoint.
Units
µA
µA
µA
V
V
Table 5E. LVPECL DC Characteristics, V_{CC_X} = V_{CCO_X} = 2.5V ± 5%, V_EE = 0V, T_A = -40°C to 85°C
Symbol
Parameter
Test Conditions
Minimum
Typical
V_OH
V_OL
V_SWING
Output High Voltage; NOTE 1
Output Low Voltage NOTE 1
Peak-to-Peak Output Voltage
Swing
V_{CCO _X} – 1.1
V_{CCO _X} – 2.0
0.6
NOTE: X denotes: A, B, C or D.
NOTE 1: Outputs terminated with 50 to V_{CCO_X} – 2V.
Maximum Units
V_{CCO _X} – 0.7 V
V_{CCO _X} – 1.5 V
1.0
V
REVISION B 03/23/15
15
FEMTOCLOCK^®NG QUAD UNIVERSAL FREQUENCY TRANSLATOR