For more information www.linear.com/LTC6990 TYPICAL PERFORMANCE CHARACTERISTICS Peak-t" />
參數(shù)資料
型號(hào)： SC-KIT-TBX
廠商： Linear Technology
文件頁(yè)數(shù)： 27/30頁(yè)
文件大?。?/td> 0K
描述： TIMERBLOX SAMPLE KIT
設(shè)計(jì)資源： TimerBlox Designer
特色產(chǎn)品： TimerBlox?
標(biāo)準(zhǔn)包裝： 1
系列： TimerBlox®
主要目的： 計(jì)時(shí)，時(shí)鐘振蕩器
嵌入式： 否
已用 IC / 零件： LTC6990，LTC6991，LTC6992-1，LTC6993-2，LTC6994-1
已供物品： 裸板，樣品 IC
LTC6990
6
6990fc
For more information www.linear.com/LTC6990
TYPICAL PERFORMANCE CHARACTERISTICS
Peak-to-Peak Jitter vs Frequency
OE Threshold Voltage
vs Supply Voltage
Supply Current vs Frequency, 5V
Supply Current vs Frequency, 2.5V
Supply Current vs OE Pin Voltage
V+ = 3V, unless otherwise noted.
Output Resistance
vs Supply Voltage
FREQUENCY (kHz)
POWER
SUPPL
YCURRNET
(A)
6990 G10
400
300
350
200
250
150
100
50
0
0.1
1
1000
10000
100
10
V+ = 5V
TA = 25°C
÷128
÷1
÷2
RECOMMENDED RANGE
EXTENDED RANGE
FREQUENCY (kHz)
POWER
SUPPL
YCURRNET
(A)
6990 G11
400
300
350
200
250
150
100
50
0
0.1
1
1000
10000
100
10
V+ = 2.5V
TA = 25°C
RECOMMENDED RANGE
EXTENDED RANGE
÷128
÷1
÷2
VOE/V+ (%)
POWER
SUPPL
YCURRENT
(A)
6990 G12
200
100
125
75
150
175
50
0
60
40
20
80
100
5V, OE RISING
TA = 25°C
RSET = 800k
DIVCODE = 7
5V, OE FALLING
3.3V,
OE RISING
3.3V, OE FALLING
SUPPLY VOLTAGE (V)
OE
PIN
VOL
TAGE
(V)
6990 G14
3.5
1.0
2.0
3.0
0.5
1.5
2.5
0
2
4
3
5
6
TA = 25°C
POSITIVE-GOING
NEGATIVE-GOING
FREQUENCY (kHz)
JIT
TER
(%
P-P
)
6990 G13
0.50
0.25
0.30
0.40
0.20
0.10
0.05
0.15
0.35
0.45
0
0.1
10
100
1
1000
TA = 25°C
V+ = 5V
PEAK-TO-PEAK PERIOD
DEVIATION MEASURED
OVER 30sec INTERVALS
÷1
÷2
÷4
÷128
Typical VSET Distribution
Supply Current vs Supply Voltage
Supply Current vs Temperature
VSET (V)
NUMBER
OF
UNITS
6990 G07
300
150
100
200
250
50
0
0.986
1.002
0.994
1.010
1.018
TA = 25°C
2 LOTS
DFN AND SOT-23
1416 UNITS
SUPPLY VOLTAGE (V)
POWER
SUPPL
YCURRENT
(A)
6990 G05
250
150
100
50
200
0
2
4
3
5
6
TA = 25°C
RSET = 800k, ÷1
RSET = 800k, ÷128
RSET = 50k, ÷1
RSET = 50k, ÷2
RSET = 50k, ÷128
TEMPERATURE (°C)
POWER
SUPPL
YCURRENT
(A)
6990 G09
250
100
50
150
200
0
–50
75
50
0
25
–25
100 125
5.5V, RSET = 800k, ÷1
2.25V, RSET = 800k, ÷128
5.5V, RSET = 50k, ÷1
2.25V, RSET = 50k, ÷1
5.5V, RSET = 50k, ÷128
SUPPLY VOLTAGE (V)
OUTPUT
RESIST
ANCE
()
6990 G15
50
25
20
35
45
5
10
15
30
40
0
2
4
3
5
6
TA = 25°C
OUTPUT SOURCING CURRENT
OUTPUT SINKING CURRENT
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