Micrel, Inc. SM802128
January 2012 4
hbwhelp@micrel.com or (408) 955-1690
Absolute Maximum Ratings (1)
Supply Voltage (VDD, VDDO1/2) ……....................+4.6V
Input Voltage (VIN)……….…….…-0.50V to VDD+0.5V
Lead Temperature (soldering, 20sec.)…………260°C
Case Temperature……………………………….115°C
Storage Temperature (Ts)…………...-65°C to +150°C
Operating Ratings (2)
Supply Voltage (VDD, VDDO1/2) ............... +2.375V to +3.465V
Ambient Temperature (TA) .......................... –40°C to +85°C
Junction Thermal Resistance(3)
QFN (θ JA)
Still-Air ............................................................... 24°C/W
QFN (ψ JB)
Junction-to-Board ................................................ 8°C/W
DC Electrical Characteristics (4)
VDD = VDDO1/2 = 3.3V ±5% or 2.5V ±5%
VDD = 3.3V ±5%, VDDO1/2 = 3.3V ±5% or 2.5V ±5%
TA = -40°C to +85°C.
Symbol Parameter Condition Min. Typ. Max. Units
VDD, VDDO1/2 2.5V Operating Voltage VDDO1=VDDO2 2.375 2.5 2.625 V
VDD, VDDO1/2 3.3V Operating Voltage VDDO1=VDDO2 3.135 3.3 3.465 V
IDD
Supply current VDD + VDDO
Outputs open
156.25MHz 220 275
mA
312.5MHz 275 345
LVPECL DC Electrical Char acteristics (4)
VDD = VDDO1/2 = 3.3V ±5% or 2.5V ±5%
VDD = 3.3V ±5%, VDDO1/2 = 3.3V ±5% or 2.5V ±5%
TA = −40°C to +85°C. RL = 50 to VDDO-2V
Symbol Parameter Condition Min. Typ. Max. Units
VOH Output High Voltage VDDO – 1.145 VDDO – 0.97 VDDO – 0.845 V
VOL Output Low Voltage VDDO – 1.945 VDDO – 1.77 VDDO – 1.645 V
VSWING Output Voltage Swing 0.6 0.8 1.0 V
LVCMOS (PLL_BYPA SS, X T AL_SEL, OE1, OE2, FSEL) DC Electrical Characteristics (4)
VDD = 3.3V ±5%, or 2.5V ±5%, TA = −40°C to +85°C.
Symbol Parameter Condition Min. Typ. Max. Units
VIH Input High Voltage 2 VDD + 0.3 V
VIL Input Low Voltage −0.3 0.8 V
IIH Input High Current VDD = VIN = 3.465V 150
μA
IIL Input Low Current VDD = 3.465V, VIN = 0V −150
μA