The Smart Timing Choice
The Smart Timing Choice
SiTime Corporation 990 Almanor Avenue Sunnyvale, CA 94085 (408) 328-4400 www.sitime.com
Rev. 1.02 Revised March 20, 2013
SiT1604
Oscillator for Security and Surveillance Applications
Notes:
1. All electrical specifications in the above table are specified with 15 pF output load and for all Vdd(s) unless otherwise stated.
2. Contact SiTime for custom drive strength to drive higher or multiple load, or SoftEdge™ option for EMI reduction.
Features Applications
36 standard frequencies between 3.57 MHz and 80 MHz Ideal for DVR, CCTV, IP CAM, security, cameras
100% pin-to-pin drop-in replacement to quartz-based XO
Excellent total frequency stability as low as ±20 PPM
Low power consumption of 3.6 mA typical
Standby mode for longer battery life
Fast startup time of 5 ms
LVCMOS/HCMOS compatible output
Industry-standard packages: 2.0 x 1.6, 2.5 x 2.0, 3.2 x 2.5, 5.0 x 3.2,
7.0 x 5.0 mm
Pb-free, RoHS and REACH compliant
Electrical Characteristics
[1, 2]
Parameter and Conditions Symbol Min. Typ. Max. Unit Condition
Frequency Range
Output Frequency Range f (Refer to the frequency list page 6) MHz 36 standard frequencies between 3.57 MHz and 80 MHz
Frequency Stability and Aging
Frequency Stability F_stab -20 – +20 PPM Inclusive of Initial tolerance at 25°C, 1st year aging at 25°C, and
variations over operating temperature, rated power supply
voltage and load.
-25 – +25 PPM
Operating Temperature Range
Operating Temperature Range T_use -20 – +70 °C Extended Commercial
-40 – +85 °C Industrial
Supply Voltage and Current Consumption
Supply Voltage Vdd 1.62 1.8 1.98 V Contact SiTime for 1.5V support
2.25 2.5 2.75 V
2.52 2.8 3.08 V
2.7 3.0 3.3 V
2.97 3.3 3.63 V
2.25 – 3.63 V
Current Consumption Idd – 3.8 4.5 mA No load condition, f = 20 MHz, Vdd = 2.8V to 3.3V
– 3.6 4.2 mA No load condition, f = 20 MHz, Vdd = 2.5V
– 3.4 3.9 mA No load condition, f = 20 MHz, Vdd = 1.8V
OE Disable Current I_OD – – 4 mA Vdd = 2.5V to 3.3V, OE = GND, output is Weakly Pulled Down
– – 3.8 mA Vdd = 1.8 V. OE = GND, output is Weakly Pulled Down
Standby Current I_std – 2.6 4.3 AST
= GND, Vdd = 2.8V to 3.3V, Output is Weakly Pulled Down
–1.42.5AST
= GND, Vdd = 2.5V, Output is Weakly Pulled Down
–0.61.3AST
= GND, Vdd = 1.8V, Output is Weakly Pulled Down
LVCMOS Output Characteristics
Duty Cycle DC 45 – 55 % All Vdds
Rise/Fall Time Tr, Tf – 1 2 ns Vdd = 2.5V, 2.8V, 3.0V or 3.3V, 20% - 80%
– 1.3 2.5 ns Vdd =1.8V, 20% - 80%
– – 2 ns Vdd = 2.25V - 3.63V, 20% - 80%
Output High Voltage VOH 90% – – Vdd IOH = -4 mA (Vdd = 3.0V or 3.3V)
IOH = -3 mA (Vdd = 2.8V and Vdd = 2.5V)
IOH = -2 mA (Vdd = 1.8V)
Output Low Voltage VOL – – 10% Vdd IOL = 4 mA (Vdd = 3.0V or 3.3V)
IOL = 3 mA (Vdd = 2.8V and Vdd = 2.5V)
IOL = 2 mA (Vdd = 1.8V)
Input Characteristics
Input High Voltage VIH 70% – – Vdd Pin 1, OE or ST
Input Low Voltage VIL – – 30% Vdd Pin 1, OE or ST
Input Pull-up Impedence Z_in – 87 100 k Pin 1, OE logic high or logic low, or ST logic high
2––M Pin 1, ST
logic low
