Datasheet: https://www.ti.com/general/docs/suppproductinfo.tsp?distId=10&gotoUrl=https%3A%2F%2Fwww.ti.com%2Flit%2Fgpn%2Fcd4503b
Status: Active
RoHS Compliant: ROHS3 Compliant
Price Quantity: 1
Series: 4000B
Package: Tube
Logic Type: Buffer, Non-Inverting
Number of Elements: 2
Number of Bits per Element: 2, 4 (Hex)
Input Type: –
Output Type: Push-Pull
Current – Output High, Low: 14.1mA, 23mA
Voltage – Supply: 3V ~ 18V
Operating Temperature: -55°C ~ 125°C (TA)
Grade: –
Qualification: –
Mounting Type: Through Hole
Package / Case: 16-DIP (0.300″, 7.62mm)
Supplier Device Package: 16-PDIP

Datasheet: https://rocelec.widen.net/view/pdf/wfzgdhbtev/cd4503b-mil.pdf?t.download=true&u=5oefqw
Status: Obsolete
RoHS Compliant: —
Price Quantity: 453
Series: 4000B
Package: Tube
Logic Type: Buffer, Non-Inverting
Number of Elements: 2
Number of Bits per Element: 2, 4 (Hex)
Input Type: –
Output Type: Push-Pull
Current – Output High, Low: 14.1mA, 23mA
Voltage – Supply: 3V ~ 18V
Operating Temperature: -55°C ~ 125°C (TA)
Grade: –
Qualification: –
Mounting Type: Through Hole
Package / Case: 16-DIP (0.300″, 7.62mm)
Supplier Device Package: 16-PDIP