E4257ALPT-T 데이터 시트보기 (PDF) - Semtech Corporation
부품명
상세내역
제조사
E4257ALPT-T Datasheet PDF : 39 Pages
| |||
TEST AND MEASUREMENT PRODUCTS
E4237 PIN Description
E4237/E4257/E4287
Pad Name
Internal PMU
VINP[0:1]
FORCE[0:1]
SENSE[0:1]
Pad #
9, 40
1, 48
2, 47
Description
Analog voltage input which programs the output "FORCE" voltage or current.
Analog output pin which forces current or voltage.
Analog input pin which senses voltage.
DUTGND
59
Device Under Test (DUT) ground reference input to both channels.
FV/FI*[0:1]
MI/MV*[0:1]
RS[0:1]
RA, RC, RF[0:1]
IVMIN[0:1]
IVMAX[0:1]
DUTNH[0:1]
DUTNL[0:1]
IVMON
DISMON[0:1]
HLV[0:1]
LLV[0:1]
HIZ[0:1]
COMP1[0:1],
COMP2[0:1]
SELCOMP[0:1]
External PMU
EPMUF
EPMUS
SELIPMU[0:1]
SELEPMU[0:1]
Power Supplies
VCC[0:1]
SVCC
VEE[0:1]
AGND
VDD
DGND
Thermal Diode
String
VC0
VC1
N/C
20, 29
21, 28
Digital inputs which determine whether the PMU is forcing voltage or current.
13, 36, 12, 37 Digital inputs that select one of two current ranges (connect together externally).
7, 5, 3, 42, 44, 46 Pins to resistors corresponding to ranges A and C. RF common pin to the resistors.
62, 51
63, 50
Analog input voltages which establish the lower and upper threshold level for the
measurement comparator.
16, 33
18, 31
Digital outputs that indicate the DUT measurement is less than the upper threshold
(not high) and greater than the lower threshold (not low).
54
Analog voltage output that provides a real time monitor of either the measured
voltage or measured current level for the selected channel.
22, 27
61, 52
60, 53
19, 30
Digital input which disables IVMON output.
Analog voltage input that establishes the upper voltage clamp level.
Analog voltage input that establishes the lower voltage clamp level.
Digital input which places the FORCE output into high impedance.
8, 41
10, 39
Compensation pins that require an external capacitor connected between COMP1
and COMP2.
23, 26
Digital input selects an internal or external compensation capacitor.
57
56
14, 35
15, 34
External PMU force input to both channels.
External PMU sense input to both channels.
Digital input that switches internal PMU to FORCE/SENSE.
Digital input that switches external PMU to FORCE/SENSE.
64, 49
55
17, 32
58
38
11
PTU positive analog power supply.
Switch positive analog power supply.
Negative analog power supply.
Analog ground.
Positive digital power supply.
Digital ground.
24
25
4, 6, 43, 45
Connected to Cathode of the thermal diode string.
Connected to Anode of the thermal diode string.
Not connected.
2005 Semtech Corp. / Rev. 5, 11/30/05
8
www.semtech.com
Share Link: 