LTC1324
2
1324fa
PACKAGE/ORDER INFORMATION
ABSOLUTE MAXIMUM RATINGS
Supply Voltage (VCC) ................................................. 7V
Input Voltage (Logic Inputs)......... – 0.3V to (VCC + 0.3V)
Input Voltage (Receiver Inputs).............................. ±1 5V
Driver Output Voltage (Forced) .............................. ±15V
Driver Short-Circuit Duration .......................... Indenite
Operating Temperature Range .................... 0°C to 70°C
Storage Temperature Range ..................– 65°C to 150°C
Lead Temperature (Soldering, 10 sec)................... 300°C
(Note 1)
1
2
3
4
5
6
7
8
TOP VIEW
N PACKAGE
16-LEAD PDIP
16
15
14
13
12
11
10
9
NC
SR
TXD
TXDEN
SHDN
RXEN
RXO
GND
VCC
TXDEN
RXEN
NC
TXD–
TXD+
RXD–
RXD+
DX
RX
SW PACKAGE
16-LEAD PLASTIC SO WIDE
TJMAX = 150°C, θJA = 110°C/ W (N)
TJMAX = 150°C, θJA = 150°C/W (SW)
ORDER PART
NUMBER
LTC1324CN
LTC1324CSW
Consult factory for Industrial and Military grade parts.
ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Supplies
ICC
Normal Operation Supply Current
Shutdown Supply Current
No Load, SHDN = 0V, TXDEN = 0V, RXEN = 0V
No Load, SHDN = VCC
l
1
2
10
mA
μA
Differential Driver
VOD
Differential Output Voltage
No Load
RL = 50Ω (Figure 1)
l
± 4.0
±2.0
V
ΔVOD
Change in Magnitude of Differential
Output Voltage
RL = 50Ω (Figure 1)
0.2
V
VOC
Differential Common Mode Output Voltage
RL = 50Ω (Figure 1)
3.0
V
ISS
Short-Circuit Current
0V ≤ VO ≤ 5V
l
35
120
250
mA
IOZ
Three-State Output Current
(TXDEN = VCC and TXDEN = GND) or
SHDN = VCC or Power Off, –10V ≤ VO ≤ 10V
l
±2
±200
μA
Logic Inputs
VIH
Input High Voltage
All Logic Input Pins
l
2.4
V
VIL
Input Low Voltage
All Logic Input Pins
l
0.8
V
IIN
Input Current
SHDN, TXDEN, RXDEN, V = 0V to VCC
l
±1
±20
μA
IDN
Pull-Down Current
RXDEN, TXDEN, SR, V = 0V to VCC
l
15
60
μA
Receiver
RIN
Input Resistance
–7V ≤ VIN ≤ 7V
12
kΩ
Receiver Threshold Voltage
–7V ≤ VCM ≤ 7V
l
–200
200
mV
Receiver Input Hysteresis
–7V ≤ VCM ≤ 7V
70
mV
VOH
Output High Voltage
IO = –4mA
l
3.5
V
VOL
Output Low Voltage
IO = 4mA
l
0.4
V
ISS
Output Short-Circuit Current
0V ≤ VO ≤ 5V
l
785
mA
IOZ
Output Three-State Current
0V ≤ VO ≤ 5V, RXEN = VCC, RXEN = GND
l
±2
±100
μA
VCC = 5V, TA = 0°C to 70°C (Notes 2, 3), unless otherwise noted.