LTC6900
2
6900fa
PIN CONFIGURATION
ABSOLUTE MAXIMUM RATINGS
Supply Voltage (V+) to GND......................... – 0.3V to 6V
DIV to GND .................................... –0.3V to (V+ + 0.3V)
SET to GND.................................... – 0.3V to (V+ + 0.3V)
Operating Temperature Range (Note 8)
LTC6900C............................................– 40°C to 85°C
LTC6900I .............................................–40°C to 85°C
Storage Temperature Range .................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec)................... 300°C
(Note 1)
TOP VIEW
S5 PACKAGE
5-LEAD PLASTIC TSOT-23
1
2
3
V+
GND
SET
5
4
OUT
DIV
TJMAX = 150°C, θJA = 256°C/W
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC6900CS5#PBF
LTC6900CS5#TRPBF
LTZM
5-Lead Plastic TSOT-23
–40°C to 85°C
LTC6900IS5#PBF
LTC6900IS5#TRPBF
LTZM
5-Lead Plastic TSOT-23
–40°C to 85°C
Consult LTC Marketing for parts specied with wider operating temperature ranges. *The temperature grade is identied by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based nish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specications, go to: http://www.linear.com/tapeandreel/
ELECTRICAL CHARACTERISTICS The l denotes the specications which apply over the full operating
temperature range, otherwise specications are at TA = 25°C. V+ = 2.7V to 5.5V, RL= 5k, CL = 5pF, Pin 4 = V + unless otherwise noted.
All voltages are with respect to GND.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Δf
Frequency Accuracy (Notes 2, 3)
V+ = 5V
5kHz ≤ f ≤ 10MHz
5kHz ≤ f ≤ 10MHz, LTC6900C
5kHz ≤ f ≤ 10MHz, LTC6900I
1kHz ≤ f < 5kHz
10MHz < f ≤ 20MHz
●
± 0.5
±2
±1.5
±2.0
±2.5
%
V+ = 3V
5kHz ≤ f ≤ 10MHz
5kHz ≤ f ≤ 10MHz, LTC6900C
5kHz ≤ f ≤ 10MHz, LTC6900I
1kHz ≤ f < 5kHz
●
± 0.5
±2
±1.5
±2.0
±2.5
%
RSET
Frequency-Setting Resistor Range
|Δf| < 1.5%
V+ = 5V
V+ = 3V
20
400
kΩ
Δf/ΔT
Frequency Drift Overtemperature
(Note 3)
RSET = 63.2k
●
± 0.004
%/°C
Δf/ΔV
Frequency Drift Over Supply (Note 3)
V+ = 3V to 5V, RSET = 63.2k
●
0.04
0.1
%/V
Timing Jitter (Note 4)
Pin 4 = V+, 20k ≤ RSET ≤ 400k
Pin 4 = Open, 20k ≤ RSET ≤ 400k
Pin 4 = 0V, 20k ≤ RSET ≤ 400k
0.1
0.2
0.6
%
Long-Term Stability of Output
Frequency
300
ppm/√kHr
Duty Cycle (Note 7)
Pin 4 = V+ or Open (DIV Either by 100 or 10)
Pin 4 = 0V (DIV by 1), RSET = 20k to 400k
●
49
45
50
51
55
%