NTE1515 PDF даташит
Спецификация NTE1515 изготовлена «NTE» и имеет функцию, называемую «Integrated Circuit 5-Step LED Driver for Logarithmic Scale». |
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Детали детали
Номер произв | NTE1515 |
Описание | Integrated Circuit 5-Step LED Driver for Logarithmic Scale |
Производители | NTE |
логотип |
3 Pages
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NTE1514 and NTE1515
Integrated Circuit
5–Step LED Driver for Logarithmic Scale
Features:
D Useful for Both AC and DC Level Meter as VU Meter or Signal Meter
D Wide Supply Voltage Ramge: VCC = 4.4V to 12V
D DC Amplifier Included
Comparator Level: (TA = +25°C, VCC = 6V, Iref = 5mA)
NTE1514
Level Pin
Test Conditions
Min Typ Max
D5 14
VR02 = 2.6V to 3V, VR02 = 0V
5.5 6.0 6.5
D4 13
D3 12
D2 11
D1 10
VR02 = 2.6V to 3V, VR02 = 0V
VR02 = 2.6V to 3V, VR02 = 0V
VR02 = 2.6V to 3V, VR02 = 0V
VR02 = 2.6V to 3V, VR02 = 0V
2.5 3.0 3.5
–0.5 0 0.5
–6.0 –5.0 –4.0
–12 –10 –8.0
NTE1515
Min Typ Max
1.6 2.0 2.4
–0.4 0 +0.4
–3.6 –3.0 –2.4
–8.0 –7.0 –6.0
–17 –15 –13
Unit
dB
dB
dB
dB
dB
Note 1. Definition of 0dB: when voltage of OUT2 is 2.37V (R02 = 3V, R01 = 0V).
when voltage of OUT2 is 1.50V (R02 = 3V, R01 = 0V).
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Maximum Supply Voltage (Pin4), VCCmax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3V to +14V
Input Voltage (Pin2, Pin3), VIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3V to +14V
Current at Pin C (Pin1), IC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.1mA to 2mA
Output Voltage,
Pin16 (Note 2), VOUT(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3V to +12V
Pin15, VOUT(2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3V to +12V
Pin10 to Pin14, VOUT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3V to 14V
Reference Current (Pin6), Iref . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to 10mA
Allowable Power Dissipation (TA = +55°C, Total), Pdmax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500mW
Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –10° to +60°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +125°C
Note 2. When OUT1 is off and OUT2 is connected to GND (Pin8) through 12kΩ.
Note 3. Notice inhibit to supply any voltage to input and output pin larger than VCC+0.3V (Especially
beware of power switch on). Pin D1 to D5 should be connected to VCC at no use of LED’s.
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Allowable Operating Condition: (TA = +25°C unless otherwise specified)
Supply Voltage (Pin4), VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.4 to 12V
Reference Current (Pin6), Iref . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.5 to 9.0mA
Load Resistance (Pin15, inserted between OUT2 and GND), RL2 . . . . . . . . . . . . . . . . . . . 15 to 20kΩ
Electrical Characteristics: (TA = +25°C, VCC = 4.4V to 12V, Iref = 5mA unless otherwise specified)
Parameter
Symbol Pin
Test Conditions
Min Typ Max Unit
Input Bias Current
(Amp Section)
IIN+(A)
2 VCC = 12V, VIN+ = 10V, VIN– = 0V
–2 – 0 µA
Input Bias Current
(Comparator Section)
IIN–(A)
IIN+(C)
IIN–(C)
Reference Voltage
Amp Offset Voltage
(Amp Section)
Vref
Voffset
3 VCC = 12V, VIN+ = 0V, VIN– = 10V
5, 7 VCC = 12V, VIN+ = 10V, VIN– = 0V,
VR01 = 0V, VR02 = 0V
15 VCC = 12V, VIN+ = 0V, VIN– = 10V,
VR01 = VR02 = Vref, VOUT2 = 0V
6 Iref = 2.5mA to 9.0mA
15 Amp Gain 20dB
–2 –
–10 –
0 µA
0 µA
–10 – 0 µA
2.6 – 3.0 V
–500 – +500 mV
Output Flow–in Current
Output Flow–out Current
Output Flow–in Current
Output Leak Current
Current Dissipation
Amp Gain
IOL(1)
IOH(1)
IOH(2)
IOH(2)
IOL(D)
IOH(D)
ICC
VG
16 OUT1: VOUT1 = 0.5V, VIN+ = 0V,
VIN– = 4V
16 OUT1: VOUT1 = 3.7V, VIN+ = 4V,
VIN– = 0V
15 OUT2: VCC = 4.4V, VOUT2 = 0V
15 OUT2: VCC = 12V, VOUT2 = 0V
10 to 14 D1 to D5: VCC = 4.4V, VD1 to VD5 = 2.3V,
VIN– = 0V, VIN+ = 3V, VR02 = 3V
D1 to D5: VCC = 12V, VD1 to VD5 = 9.7V,
VIN– = 0V, VIN+ = 9V, VR02 = 9V
10 to 14 D1 to D5: VCC = 12V, VIN+ = 0V,
VIN– = 9V, VR02 = 9V
4 VCC = 12V, VIN+ = 0V, VIN– = 10V
Open Looped
0.2
–
–
–
3.0
3.0
–
–
30
– – mA
– –20 µA
– –3.1 mA
– –7.0 mA
– 7.5 mA
– 7.5 mA
– 50 µA
8 15 mA
– – dB
VU Level Meter
Pin Connection Diagram
+3dB 0dB –10dB
Input Level
Capacitor 1
Input (–) 2
Input (+) 3
VCC 4
RO2‘ 5
Vref 6
RO1 7
GND 8
16 Output (1)
15 Output (2)
14 LED5
13 LED4
12 LED3
11 LED2
10 LED1
9 N.C.
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16 9
.260 (6.6) Max
18
.245
(6.22)
Min
.785 (19.9) Max
.100 (2.54)
.700 (17.7)
.300 (7.62)
.200 (5.08)
Max
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