docs/cn0577: Add LTC2387-16

Signed-off-by: Stanca Pop <stanca.pop@analog.com>

Author: StancaPop

docs/projects/cn0577/index.rst

@@ -30,6 +30,7 @@ Supported devices
 
 - :adi:`ADAQ23876`
 - :adi:`LTC2387-18`
+- :adi:`LTC2387-16`
 
 Supported carriers
 -------------------------------------------------------------------------------
@@ -188,6 +189,7 @@ Hardware related
 - Product datasheets:
 
   - :adi:`LTC2387-18`
+  - :adi:`LTC2387-16`
 
 - `Circuit Note CN0577 <https://www.analog.com/media/en/reference-design-documentation/reference-designs/cn0577.pdf>`__