Micrel, Inc.
SY89295U
March 2011
7
M9999-032511
hbwhelp@micrel.com or (408) 955-1690
DC Electrical Characteristics(4) (Continued)
VCC = 2.5V, TA = –40°C to 85°C, unless otherwise stated.
Symbol
Parameter
Condition
Min.
Typ.
Max.
Units
VIH
Input High Voltage (IN, /IN)
1.275
1.62
V
VIL
Input Low High Voltage (IN, /IN)
0.555
0.875
V
VBB
Output Voltage Reference
1.175
1.075
0.975
V
VEF
Mode Connection
1.10
1.20
1.30
V
VCF
Input Select Voltage
1.15
1.25
1.35
V
LVPECL Outputs DC Electrical Characteristics(4)
VCC = 3.3V; RLOAD = 50 to VCC2V; TA = –40°C to +85°C, unless noted.
Symbol
Parameter
Condition
Min.
Typ.
Max.
Units
VOH
Output HIGH Voltage (Q, /Q)
2.155
2.280
2.405
V
VOL
Output LOW Voltage (Q, /Q)
1.355
1.480
1.605
V
VOUT
Output Voltage Swing (Q, /Q)
See Figure 1a.
550
800
mV
VDIFF_OUT
Differential Output Voltage Swing
(Q, /Q)
See Figure 1b.
1.1
1.6
V
LVPECL Outputs DC Electrical Characteristics(5)
VCC = 2.5V; RLOAD = 50 to VCC2V; TA = –40°C to +85°C, unless noted.
Symbol
Parameter
Condition
Min.
Typ.
Max.
Units
VCC
Output HIGH Voltage (Q, /Q)
1.355
1.480
1.605
V
IEE
Output LOW Voltage (Q, /Q)
0.555
0.68
0.805
V
VIN
Output Voltage Swing (Q, /Q)
See Figure 1a.
550
800
mV
VDIFF_OUT
Differential Output Voltage Swing
(Q, /Q)
See Figure 1b.
1.1
1.6
V
LVTTL/CMOS DC Electrical Characteristics(6)
VCC = 2.5V ±5% or 3.3V ±10%; TA = –40°C to +85°C, unless noted.
Symbol
Condition
Min
Typ
Max
Units
VIH
Input HIGH Voltage
2.0
V
VIL
Input LOW Voltage
0.8
V
IIH
Input HIGH Current
40
A
IIL
Input LOW Current
300
A
Notes:
5.
The circuit is designed to meet the DC specifications shown in the table above after thermal equilibrium has been established. VOH and VOL
parameters vary 1:1 with VCC.
6.
The circuit is designed to meet the DC specifications shown in the table above after thermal equilibrium has been established.